Donald Pleasence
— Mr. Justice Lawrence Wargrave
Brenda Vaccaro
— Marion Marshall
Frank Stallone Jr.
— Capt. Philip Lombard
Herbert Lom
— Gen. Brancko Romensky
Sarah Maur Thorp
— Vera Claythorne
Warren Berlinger
— Det. William Henry Blore
Yehuda Efroni
— Dr. Hans Yokem Werner
Moira Lister
— Ethel Mae Rodgers
Paul L. Smith
— Elmo Rodgers
Neil McCarthy
— Anthony Marston