Robert Livingston

饰：Dr. Terrance `Terry` Evans

洛娜·格雷

Lorna Gray

饰：Nurse Susan Drake

伊恩·基思

Ian Keith

饰：Ormand Murks

Thomas E. Jackson

饰：Detective Blair

查尔斯·特罗布里奇

Charles Trowbridge

饰：Dr. Rufus Maynard

Earle Hodgins

饰：Fred Mays

LeRoy Mason

饰：Detective Hendricks

William Haade

饰：Police Officer `Tiny`

威尔顿格拉芙

Wilton Graff

饰：Dr. Lucifer Garland

Charles Cane

饰：Chief Inspector Ryan

惠顿·钱伯斯

Wheaton Chambers

饰：The Coroner

罗伯特利文斯顿

Robert Livingston