Alexi Hawley Creator, Executive Producer Nathan Fillion John Nolan Actor, Executive Producer Mekia Cox Nyla Harper Actor Alyssa Diaz Angela Lopez Actor Richard T. Jones Sergeant Wade Grey Actor Titus Makin Jr. Jackson West Actor Melissa O'Neil Lucy Chen Actor Eric Winter Tim Bradford Actor Shawn Ashmore Wesley Evers Guest Star Harold Perrineau Detective Nick Armstrong Guest Star Ali Larter Dr. Grace Sawyer Guest Star Annie Wersching Rosalind Dyer Guest Star Julian Acosta Sgt. Antonio Hernandez Guest Star Michael Cassidy Caleb Wright Guest Star Natalia del Riego Nora Valdez Guest Star Mark Gordon Executive Producer Michelle Chapman Executive Producer Jon Steinberg Executive Producer Bill Norcross Executive Producer Terence Paul Winter Executive Producer Rob Bowman Executive Producer Brynn Malone Writer Fredrick Kotto Writer David McWhirter Director