Marshall Thompson

Dr. Marsh Tracy

Hari Rhodes

Mike Makula

Yale Summers

Jack Dane

Ross Hagen

Bart Jason

Erin Moran

Jenny Jones

Hedley Mattingly

District Officer Hedley

Cheryl Miller

Paula Tracy

Alan Napier

Roger Ealing

John McLiam

Sean Murphy

Rex Ingram

Chief Makubu

Michael St. Clair

Garth

Harold Gould

Dr. De Long

Linden Chiles

Nicky Sebastian

John Cliff

Kessler

Kenneth Tobey

Col. Simon Tredwell

Louis Gossett Jr.

Mkono

Gil Lamb

Professor Walpole

Marian McCargo

Dr. Teresa Warren

Peter Brocco

Dr. Gene Barr

Raymond St. Jacques

Emir of Asambana

Troy Melton

Keith Randall (uncredited)

Joan Anderson

June Pierce