亨弗莱·鲍嘉

Humphrey Bogart

饰：Dr. Maurice Xavier, aka Marshall Quesne

韦恩·莫瑞斯

Wayne Morris

饰：Walter 'Wichita' Garrett (onscreen credit reads 'Walter Barnett'

丹尼斯·摩根

Dennis Morgan

饰：Dr. Mike Rhodes

约翰·利特尔

John Litel

饰：Dr. Francis Flegg

莱雅·赖斯

Lya Lys

饰：Angela Merrova

亨兹·豪尔

Huntz Hall

饰：Pinky

查尔斯·C·威尔逊

Charles C. Wilson

饰：Detective Roy Kincaid (as Charles Wilson)

薇拉·刘易斯

Vera Lewis

饰：Miss Sweetman

霍华德·C·希克曼

Howard C. Hickman

饰：Chairman (scenes deleted) (as Howard Hickman)

奥林·霍兰德

Olin Howland

饰：Undertaker

亚瑟·埃尔斯沃斯

Arthur Aylesworth

饰：Guide (scenes deleted)

Cliff Saum

饰：Detective Sgt. Moran

克莱顿·黑尔

Creighton Hale

饰：Hotel Manager

约翰·里德格利

John Ridgely

饰：Stanley Rodgers

约瑟夫·奎汉

Joseph Crehan

饰：Editor

格伦·兰甘

Glenn Langan

饰：Interne

威廉姆·霍珀

William Hopper

饰：Interne (as DeWolf Hopper)

Nat Carr

饰：Reporter (uncredited)

Eddie Graham

饰：Hospital Attendant (uncredited)

约翰·哈伦

John Harron

饰：Reporter (uncredited)

迈克·拉里

Mike Lally

饰：Taxi Driver (uncredited)

弗兰克·梅奥

Frank Mayo

饰：Attorney (uncredited)

John 'Skins' Miller

John 'Skins' Miller

饰：Newspaper Vendor (uncredited)

杰克·莫厄尔

Jack Mower

饰：Policeman Guarding Rodgers' Room (uncredited)

保罗·潘策尔

Paul Panzer

饰：Hospital Attendant (uncredited)

Gwen Seager

饰：Miss Lawrence (uncredited)

Claude Wisberg

饰：Office Boy (uncredited)

伊安·沃尔夫

Ian Wolfe

饰：Cemetery Caretaker (uncredited)

罗斯玛丽·莱恩

Rosemary Lane

饰：Joan Vance

Loia Cheaney

饰：Nurse (uncredited)

Frank Pharr

饰：Andy, the Night Editor (uncredited)