Anna Torv Actor Joshua Jackson Actor John Noble Actor Lance Reddick Actor Kirk Acevedo Actor Mark Valley Actor Blair Brown Actor Jasika Nicole Actor Derek Cecil Christopher Guest Star Mark Blum Dr. Claus Penrose Guest Star Betty Gilpin Loraine Daisy Guest Star Elizabeth Stanley Stacey Guest Star Carmen Goodine Amy Guest Star Bernie McInerney Old Man Christopher Guest Star Ty Jones Doctor Guest Star Jack O'Connell Male Resident Guest Star Jacqueline Hendy Nina's Assistant Guest Star Danielle Skraastad Nurse Guest Star J.J. Abrams Executive Producer Alex Kurtzman Executive Producer Roberto Orci Executive Producer Jeff Pinkner Executive Producer Bryan Burk Executive Producer