Barry Bostwick as Ace Hunter

Michael Beck as Dallas

Persis Khambatta as Zara

Edward Mulhare as Byrne-White

Henry Silva as Guerera

George Furth as Professor Eggstrum

Mike Kulcsar as Ivan

Ralph Wilcox as Zac

Evan C. Kim as Suki

Anthony Pena as Sixkiller

J. Víctor López as Lopez

Michael Carven as Anton

Bobby Bass as Motorcycle Driver

Samir Kamoun as Aide

Youssef Merhi as Radio Operator

Roger Lowe as Chauffeur

Robert Fuller as Pilot

Ray Hill as Tank Commander

Hal Needham as Technician (uncredited)