You’ve got the perfect case, a solid script, and a voice made for podcasts. But without the right guest, your true crime episode risks sounding like someone just rereading a Wikipedia article.
The most memorable true crime podcasts rarely rely on narration alone. They bring in the people who lived the story from the inside (retired detectives, forensic psychologists, defense attorneys, or journalists who broke the case open). But finding those guests? That’s the tricky part.
This guide will help you with guest sourcing & outreach to make your true crime podcast the source that listeners trust; not just another recap.
What This Guide Covers:
1. What Makes Guest Booking Important in 2026
2. Types of Guests to Invite
3. Five Sourcing Channels that Produce Bookings
4. The Pitch
5. When the Guest is a Survivor
6. Once the Guest Says Yes
1. What Makes Guest Booking Important in 2026
3 things have made guest booking an essential part of the true crime podcast production process:
● First, the audience got smarter. True crime listeners have now heard dozens or hundreds of episodes. They know the difference between someone who actually knows a case or has worked on it v/s someone who just read about it.
● Second, ad money followed the engaged audience. Brands want to sponsor episodes with credible guests because those episodes keep people listening. Shallow bookings can hurt your ad rates over time.
● Third, the number of true crime shows exploded. If you cover the same case as ten other podcasts, the only thing that separates your episode from theirs is who you got on the microphone. A guest with direct knowledge or uncommon expertise is the difference between a listener finishing your episode or clicking over to the next show.
2. Types of Guests to Invite
Different types of guests bring different types of valuable information to an episode.
| Guest type | What they can provide |
| Forensic specialist | Analysis of physical evidence such as DNA, toxicology, or wound patterns. |
| Investigator | A record of which witnesses were interviewed, which tips were followed, and what evidence was collected or missed. |
| Attorney | Explanations of why the court ruled the way it did on key evidence. |
| Journalist or researcher | Fact-checked timelines and access to interview subjects that a podcaster would otherwise find it hard to reach. |
| Survivor or family member | A first-person account of dealing with police, courts, or media. |
3. Five Sourcing Channels that Produce Bookings
Most hosts stop at 2-3 channels. But the shows building a deeper bench of podcast guests work all the five below in parallel, because each one surfaces a different kind of voice and operates on a different timeline. Pulling from only one source will limit your podcast. 5 channels working together produces a roster that sounds different week to week.
➤ Expert Witness Directories & Academic Networks
This is one of the least used pipelines in podcasting, which is also the most pre qualified.
Forensic experts and trial attorneys are already used to explaining technical material to people who are not specialists. The SEAK Expert Witness Directory is a useful entry point. It is free to search, lists more than 2,000 experts across more than 7,000 specialties, and lets you filter by specialty and location. Many profiles include the expert’s background, publications, and testimony history.
A few other sources worth treating like search engines are:
- American Academy of Forensic Sciences (AAFS): The annual conference program is publicly available and lists practitioners across pathology, toxicology, anthropology, odontology, and digital evidence.
- National Association of Criminal Defense Lawyers (NACDL): Useful for finding trial-tested defense attorneys who speak publicly about forensic science or criminal procedure.
- OSINT-focused groups: For missing-persons cases, social-media reconstruction, or geolocation work, look for organizations that actively use open-source intelligence in investigations.
- University press offices: These can be a practical way to reach faculty experts in forensic psychology, criminal justice, and law.
➤ Reading the Genre’s Market Data
When a forensic odontologist gives a strong interview on one show, they often appear on several more in the next few months. Publicists call this a media tour, and it can make guests easier to book at the right time.
Here are tools that make this much faster than scrolling Apple Podcasts manually:
- Current podcast chart aggregators and category charts show which shows are breaking through in the broader market. The Apple U.S. top-podcasts chart regularly includes major true crime titles such as Crime Junkie, Dateline NBC, Morbid, 48 Hours, My Favorite Murder, and 20/20 among the top rankings.
- The MillionPodcasts directory carries curated true crime slices that produce better leads than a general search. These category pages can help you identify shows in adjacent niches plus regional cuts for US, UK, Australia, Canada, and more.
- The MillionPodcasts database lets you filter by location, US regions, episode length, whether a show accepts guests, and gender of the host or audience. You can also filter by podcasts that have a YouTube channel, a sponsor, or an email address listed. The “Beats” filter lets you include or exclude categories such as true crime, conspiracy, detective, etc.
A general search across all podcasts will not give you that level of control.
➤ Documents as Door-Openers
If you want guests other shows have not booked, you need to request the documents that other shows have (probably) not read. The FBI Vault is the Bureau’s FOIA electronic reading room, and PACER provides public access to federal court records. Those sources can reveal names of investigators, analysts, witnesses, consultants, and attorneys who weren’t part of the public-facing story.
Supplementary case files routinely name people who never reached the news cycle. When an outreach email opens with a specific reference to a file, a report section, or a court filing, it tends to get read. State and local public-records laws can also be useful for police departments, medical examiner offices, and county prosecutors.
➤ Reddit and Case-Research Communities
Reddit communities can surface unusually detailed amateur research and firsthand leads.
Some of the most useful spaces are r/UnresolvedMysteries, r/TrueCrime, r/TrueCrimeDiscussion, r/TrueCrimePodcasts, and r/Podcasts.
➤ Authors and Book Tour Networks
True crime authors are some of the most reliably available guest types because their incentives align with yours during the publication window. An author needs publicity in the weeks leading up to and immediately following a book release. A podcast needs a guest with something new to say. That overlap is straightforward.
Publisher publicity departments maintain press lists for each title. These lists are often organized by medium: print, broadcast, and podcast. If you contact a publicist six to eight weeks before a book’s release date, you have a better chance of getting on that list than if you reach out the week of publication.
Virtual book tour coordinators are another entry point. Some publishers assign a coordinator to each author. Others outsource to third party services that match authors with podcasters. These coordinators are paid to find interview slots. If you make their job easier by sending clear availability, a clear episode angle, and a link to past episodes, they will often prioritize you.
Authors also refer one another after a good interview. If you treat an author well, send them the episode before it goes live, and include links to buy their book in the show notes and on your website, they will sometimes recommend you to other authors in their network. That referral is worth more than any cold outreach.
The pitch line for authors is different from the one for experts. Unlike a forensic expert or a researcher, an author has a deadline. Their book comes out on a specific date. Lead with that.
| “Congratulations on [Book Title], releasing on [date]! I would love to record an episode aligned with launch week so it drops while pre-orders are live. Our last episode on [related topic] performed well with listeners, and I think pairing your book launch with a deep dive on [specific chapter or theme] would work for both of us. I will mention the book title and where to pre order it on air, and I will put the link in the show notes.” |
Specify the case or theme you want to cover and ask for a copy of the book or an advance reader copy if you are reaching out before publication. Most publicists will send one. Read at least the first two chapters and the conclusion before you record. Authors notice when you have not read the book.
4. The Pitch
Cold pitches usually fail in the same ways: They lead with what the host wants / They ask for too much time upfront / They use vague language instead of specifics.
Applying these 2 principles should (hopefully) increase your success rates:
● Reciprocity first: Open with something the guest gets. If they published recently, link the paper and quote the specific finding you want to expand on. If they have a book coming, mention pre-orders. If they teach a CLE, offer to direct your defense-attorney listeners to it. Specialists notice the difference between a host who has read their work and one who has just skimmed their bio.
● Ask for a micro-commitment. A 90-minute interview request is a big psychological ask. A 10-minute call to see if there is a fit is almost frictionless. The micro-commitment also lets you confirm a guest can articulate what you need them to articulate before you commit a recording slot.
To make it easier for you, here’s a short template adapted from the principles above.
| Subject: Interview request: [case name] for [show name] Hi Dr. [Last name], I host [Show name], a true crime podcast focused on [specific angle, e.g., forensic evidence or trial procedure]. I saw that you recently [published a paper on X / have a book coming out on Y / are teaching a CLE on Z]. I sent the link to my listeners in our newsletter last week because I thought they would find it useful. A few of them wrote back asking if I had ever considered having you on the show. That got me thinking about my next episode. I am producing one on [case], and when I went back to your [paper/op ed/chapter] on [specific topic], the part about [concrete detail] was the clearest explanation I have found. That is exactly the level of detail my listeners expect. Would you be open to a ten minute call next week to see if you might be a good fit for the episode? If the conversation goes well, we would record remotely at your convenience, and I would share the questions at least 48 hours in advance. I would also include a link to your work in the show notes and mention your [paper/book/talk] on air. Either way, thank you for considering it. Best regards, [Your name] [Show link] |
5. When the Guest is a Survivor
Talking with a survivor or family member is a different kind of conversation under different rules. A good source of reference is the Dart Center for Journalism and Trauma, whose work is now continued by the Global Center for Journalism and Trauma; as well as trauma-informed reporting guidance from journalists and educators. Some main principles are as follows:
● Lead with the person, not the project. Open with “I am sorry for your loss” or “I am sorry for what happened to you,” and mean it.
● Avoid “How do you feel?” It can feel intrusive or flatten a much more complex experience.
● Avoid saying “I understand” or “I know how you feel.”
● Let them choose location and format. Living room, cafe, remote, video, audio-only, or no recording for the first conversation.
● Send questions in advance.
● Make stopping easy. Tell them at the start, in writing; that they can pause, ask to strike a comment, or end the conversation.
● Offer a support person in the room if they want one.
● Use the word “closure” sparingly, if at all.
● Take “no” as final.
If a survivor agrees to record, an important thing during the session is not to be in a hurry. Silences and slow patches can be edited.
6. Once the Guest Says Yes
Send a one-page brief two days before recording, and include: the angle of the episode in two sentences, the recording logistics, a case refresher with specific dates and documents, and an explicit statement that they can pause, restart, or strike thoughts. First-time guests will relax when they read the statement.
| [Podcast Name] Guest Brief Episode Title: [Working Title or Case Name] Guest: [Guest Name] Recording Date: [Date] @ [Time/Timezone] 1. The Episode Angle We are exploring the [Year] disappearance of [Name], specifically focusing on the investigative hurdles caused by [Specific Issue, e.g., jurisdictional overlap]. Our goal is to highlight the advocacy work currently being done by the family to change local missing persons legislation. 2. Recording Logistics Platform: We will use [Platform Name, e.g., Riverside/Zencastr]. Please use the link: [Insert Link]. Audio: Please wear headphones to prevent echo. Ensure your microphone is selected in the platform settings. Environment: A quiet space with minimal reverb (carpets/curtains) is ideal. Duration: We will chat for 15 minutes off-mic, followed by 45–60 minutes of recorded interview. 3. Case Refresher & Key Data Incident Date: Location: Key Documents: [Link to police report/court transcript/news archive] 4. Our Recording Agreement This is a collaborative space. Because we are discussing sensitive and often difficult subject matter, please know the following: Pause: You may pause the recording at any time to collect your thoughts, take a breath, or grab water. The “Strike” Rule: If you say something and immediately regret it or feel it was phrased poorly, just tell me. We will strike it from the final edit, no questions asked. Restarts: If you stumble over a sentence, feel free to stop and start the sentence over. We want you to feel confident in the final version our listeners hear. |
For the conversation itself, the PEACE model used in investigative interviewing translates well: Preparation, Engage and Explain, Account and Clarify, Closure, and Evaluation afterward.
Cognitive interview techniques, including asking a person to recount an event in reverse chronology, can also help surface details that linear questioning misses.
Wrapping Up
Booking guests for a true crime podcast is rarely about finding one perfect tactic, it’s about trial and error.
Most outreach will not get a reply. Some will get a delayed response. A small portion will turn into actual conversations. Planning for that distribution upfront makes the process easier to manage.
One of the most practical ways to find new guests is to ask existing ones: “Who else in your field should we speak to?”
In forensic and investigative circles, people tend to know others doing similar work. A referral often removes the need for extensive background checking and reduces hesitation on the other side. When you get one, follow up within a couple of days and reference the introduction clearly.
Over time, your outreach improves based on feedback. You start to see which subject lines get responses, which roles are more responsive, and how long follow-ups should wait before being sent. At that point, booking guests is no longer a set of one-off attempts. It becomes a structured loop: identify, contact, follow up, record, and request referrals.
References
Feedspot – 100 Best True Crime Podcasts US Edition 2026, April 23, 2026. podcast.feedspot.com/us_true_crime_podcasts
Voices.com – 12 Proven Strategies for Finding Podcast Guests in 2025, November 29, 2024.
voices.com/blog/find-podcast-guests
Wistia – How to Land Podcast Guests: 7 Tips + Outreach Templates From The Pros, September 12, 2020. wistia.com/learn/production/how-to-land-podcast-guests