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 Josh Clark as Supervisor Elkins Kristen Ariza as Doctor Christian Ochoa as Javier Ronnie Gene Blevins as Dirty John Tucker Andres Perez-Molina as LA Cop #1 Nikhil Shukla as Forensic Collin Hymes as Partner Angela K. Thomas as Nurse #2 Leith Burke as Surgeon Joe Ordaz as Vasquez 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