Albert DekkerDr. Alexander Thorkel
Thomas ColeyBill Stockton
Janice LoganDr. Mary Robinson
Charles HaltonDr. Rupert Bulfinch
Victor KilianSteve Baker
Frank YaconelliPedro
Paul FixDr. Mendoza
Frank ReicherProf. Kendall
Jane WebbWoman
Billy WilkersonSilent Indian
Ernest B. SchoedsackDirector
Malcolm Stuart BoylanScreenplay
Tom KilpatrickScreenplay
Merian C. CooperProducer
Dale Van EveryProducer
William LeBaronExecutive Producer