A Deadly Secret Documentary filmmakers interview the LAPD on a complicated missing person's case connected to John. Details Casts Title A Deadly Secret Genres Crime Drama Comedy Release Date 2025-04-22 Episode Runtime 00 Hours 55 Minutes Season Number 7 Episode Number 15 Production Companies ABC Studios, Entertainment One, Lionsgate Television, ABC Signature Nathan Fillion John Nolan Melissa O'Neil Lucy Chen Alyssa Diaz Angela Lopez Eric Winter Tim Bradford Mekia Cox Nyla Harper Richard T. Jones Wade Grey Shawn Ashmore Wesley Evers Jenna Dewan Bailey Nune Lisseth Chavez Celina Juarez