Anthony Franciosa
Mark Higbie
Donna Mills
Leigh Lockwood
June Lockhart
Mrs. Lockwood
Vic Morrow
Lt. Gully Conti
Michael Delano
Carlo Lenzi
Robert Burton
Jeff Wallace
Bryan O'Byrne
Oakes - Zoo Watchman
Bruce French
Summers-Hospital Administrator
H.B. Haggerty
Marion 'Popeye' Sykes