普雷斯顿·福斯特

Preston Foster

饰：Dr. Erik von Steiner

菲利浦·凯瑞

Philip Carey

饰：Dr. Steve Connors

麦瑞·安德丝

Merry Anders

饰：Carol White

约翰·霍伊特

John Hoyt

饰：Dr. Varno

丹尼斯·帕特里克

Dennis Patrick Harrison

饰：Councilman Willard

Joan Woodbury

饰：Gadra

Delores Wells

饰：Reena (Danny's girl)

史蒂夫·弗兰肯

Steve Franken

饰：Danny McKee, the Electrician

贝里·克勒格尔

Berry Kroeger

饰：Preston

Gloria Leslie

Gloria Leslie

饰：Councilwoman

莫里格莱辛

Mollie Glessing

饰：Android (as Molly Glessing)

Peter Strudwick

Peter Strudwick

饰：The Mutant

J. Edward McKinley

饰：Raymond

Margaret Seldeen

Margaret Seldeen

饰：Miss Hollister

福里斯特·J·阿克曼

Forrest J. Ackerman

饰：Square-frame technician

Wayne Anderson

饰：Android (uncredited)