Guest Stars Marlyne Barrett as Charge Nurse Maggie Lockwood Patti Murin as Dr. Nina Shore Cynthia Addai Robinson as Dr. Vicki Glass Gregg Henry as Dr. David Downey Julie Berman as Dr. Samantha Zanetti Susie Abromeit as Zoe Roth Lochlyn Munro as Jack Cooper Katherine Keberlein as Joan Cooper Chance Bone as Tim Anderson Co Starring Cesar Jaime as Paramedic Cesar Desmond Gray as Paramedic Desmond Tosin Morohunfola as Dr. Allan Vorspan Antonio Polk as Ray Mosconi Damian Conrad-Davis as Bret 'Bear' Cooper Scott Allen Luke as Bill (Scout)