演职人员
导演
Roy Rowland
Alpha
Margaret O'Brien
Mike Regan
James Craig
Katie Mallory
玛莎·亨特
Professor Peter Vincent
Philip Merivale
Professor Josh Pringle
Henry O'Neill
Professor Catty
唐納德·米克
Packy Roost
基南·怀恩
Dr. Woodring
艾伦·纳皮尔
Rhoda Kitterick
萨拉·哈登
Mrs. Catty
Kathleen Lockhart
Professor Richards
霍华德·弗里曼
Professor Endicott
Walter Fenner
Mrs. Pringle
Elisabeth Risdon
Jerry
罗伯特·布莱克
Telephone Operator (uncredited)
Barbara Bedford
Hat Check Girl (uncredited)
Ava Gardner
Fighter (uncredited)
Mike Mazurki
Bobby's Mother (uncredited)
Pauline Starke
Policeman (uncredited)
Eddie Acuff
Pepi (uncredited)
Hooper Atchley
Reporter (uncredited)
William Bishop
Matron (uncredited)
Naomi Childers
Chinese Man (uncredited)
Victor Sen Yung