Dr. Karen Ross
Dr. Peter Elliot
Captain Munro Kelly
Herkermer Homolka
Richard
R.B. Travis
Amy
Moira
Amy the Gorilla
Boyd
Eleanor Romy
Assistant
College President / Elliot's Boss
William
Prof. Arliss Wender
Rudy, TraviCom Security
Sally
TraviCom Operator
Bob Driscoll
Mr. Janus
727 Pilot
Transport Worker #1
Transport Worker #2
Samahani
African Airport Guard
Roadblock Officer
Roadblock Soldier
Hospital Interrogator
Claude from Mombasa
Lead Porter
Porter
DC-3 Pilot
DC-3 Co-Pilot
Mizumu Tribesman
Witch Doctor
Amy (voice)
Charles Travis
Jeffrey Weems
Kahega
Gorilla
Gorilla (as John Cameron)
Ghost Tribe Member (Uncredited)
Tribe Member (Uncredited)
Captain Wanta (Uncredited)
Eddie Ventro (Uncredited)
Scientist (Uncredited)