Roy Thinnes
— Johnny Bryant
Arthur Hill
— Paul Maitland
Joan Hackett
— Kathy Maitland
Tammy Grimes
— Denise Gray
Rodolfo Hoyos Jr.
— Lt. Lorca
Virginia Gregg
— Mrs. Baird
Anne Collings
— Mrs. Turley
James Gavin
— George Dunning
Zolya Talma
— Maria Soledad
Bruce Kirby
— Dr. Brookner
Julie Foley
— Miss Miller
Linda Burton
— Bryant's Wife