Guest Stars Daniela Bobadilla as Emma Billy Lush as Gabriel Wyath Co Starring John Christopher Storey as Tech Terrence Edwards as Uniform #2 Benjamin Burdick as Officer Noshir Dalal as Sniper Paul Eliopoulos as Screaming Man Matt Riedy as SWAT Commander Hamilton Ayanna Berkshire as Staff Nurse Jarrod Crawford as Negotiator Myles Cranford as Patient #5 Lizzie Peet as Patient #4 Natalya Oliver as Cashier Elizabeth Espinosa as News Reporter Susan Allison as Doctor Alissa Dean as Intern Steph Jody Carter as Patient #2 Kristopher Logan as Patient #3 Sean Michael Guess as Patient #1