Pamela Sue Martin

Liz Stone

Joan Hackett

Capt. Grace

Martin Mull

Tang / Arthur Lyle

Richard Belzer

Stoner

Barry Pearl

Red

Harry Shearer

Narrator / Voice of Philip Alien / Voice of George Blik (voice)

Betty Kennedy

Beth Lyle

George Buck Flower

Eagle Man

Lincoln Kilpatrick

Walt

Cathryn Hartt

Janette

Ian Abercrombie

Inspector

Joy Rinaldi

Joyce