Robert Culp

John Blake

Samantha Eggar

Joanna Blake

Sheila Sullivan

Luanna Baxter

Mike Lane

Fats

Sue Hathaway

Mary

Edward Greenhalgh

Hugh

Clarence 'Big' Miller

Jimmy

Barbara Tremain

Mrs. Olson

Reg McReynolds

Mr. Olson

Walter Marsh

Minister

D. Goldrick

Secretary

Rene Bond

Orgy Girl (uncredited)

Bernard Girard