Guest Stars Riley B. Smith as Ralph Dineen Camille Guaty as Megan O'Brien Brendan Hines as Drew Frank Crim as Foreman Karolina Wydra as Agent Simone Taylor Christian Ochoa as Javier Kristen Ariza as Doctor Andres Perez-Molina as LA Cop #1 Josh Clark as Supervisor Elkins Ronnie Gene Blevins as Dirty John Tucker Joe Ordaz as Vasquez Nikhil Shukla as Forensic Collin Hymes as Partner Angela K. Thomas as Nurse #2 Leith Burke as Surgeon Melissa R. Stubbs as Jules John Barbolla as Hospital Security Guard Casey Adams as LA Cop #2 Jimmy Roberts as Andre Jeffery A. Baker as Floor Manager Celeste Creel as Nurse #1