Guest Stars Elizabeth Bogush as Greta Wilkes Nicholas Gonzalez as Detective Garza Colby French as Jerry Powell Geoff Meed as Oscar Temple Francesca P. Roberts as Flora Williams Deprece Reddick as Trey / Preston Sharp III Co Starring Jake Dogias as Police Tech Jasper Cole as Desk Clerk John Griffin as Travis Craig Barnett as Officer Gillespie Erin Raftery as CSU Tech David Mendenhall as Newsstand Clerk Bianca Christians as Yoga Supervisor Stephen Gabriel as Theo Nelson Mashita as Nerdy Supervisor Ellery Sprayberry as Claire Morse Erika T. Johnson as Female Resident John T. Woods as John Doe / Henry Morse Tahmus Rounds as Jack Carson Kanin Howell as Frank Breen