Zachary Quinto Dr. Oliver Wolf Actor Tamberla Perry Dr. Carol Pierce Actor Ashleigh LaThrop Dr. Ericka Kinney Actor Alex MacNicoll Dr. Van Markus Actor Aury Krebs Dr. Dana Dang Actor Spence Moore II Dr. Jacob Nash Actor Teddy Sears Dr. Josh Nichols Actor Donna Murphy Dr. Muriel Landon Actor Gray Powell Dr. Noah Wolf Guest Star Ted Sutherland Teen Wolf Guest Star Rainbow Sun Francks Morris Allen Guest Star Dorrett White Nurse Carter Guest Star Julia Chan Alison Zhang-Whitaker Guest Star Robert Manning Jr. Gabriel Ferguson Guest Star Krystle Chance Amber Ferguson Guest Star Milissa Sears Angelika Delaney Guest Star Charlie Henry Larsen Trevor Guest Star Michael Grassi Executive Producer Greg Berlanti Executive Producer Sarah Schechter Executive Producer Leigh London Redman Executive Producer Lee Toland Krieger Executive Producer DeMane Davis Executive Producer Melissa Aouate Executive Producer Henrik Bastin Executive Producer Andy Serkis Executive Producer Jonathan Cavendish Executive Producer Will Tennant Executive Producer Dawn Wilkinson Director Davia Carter Writer Ryan Knighton Writer