作者 Harry Bates

导演 罗伯特·怀斯

Klaatu / Mr. Carpenter Michael Rennie

Helen Benson 帕特里夏·尼尔

Bobby Benson Billy Gray

Prof. Jacob Barnhardt 山姆·贾菲

Tom Stevens 休·马洛

Gort Lock Martin

General Cutler Freeman Lusk

Mrs. Crockett 伊迪丝·埃文森

Mr. Harley Frank Conroy

Mrs. Barley 弗朗西斯·巴维尔

George Barley John Brown

Mr. Krull Olan Soule

Hilda Marjorie Crossland

Elmer Davis Elmer Davis

H. V. Kaltenborn H.V. Kaltenborn

Drew Pearson Drew Pearson

Gabriel Heatter (voice) Gabriel Heatter

Lieutenant in Charge of Landing Site Harry Lauter

Army Dr. White James Doyle

Balding Army Doctor Larry Dobkin

Army Examining Doctor Robert Osterloh

Radio Interviewer at Landing Site Glenn Hardy

Brady Tyler McVey

M.P. Captain at Barnhardt's House Peters Jr.

Conference Colonel Ryder George Lynn

Margaret Dorothy Neumann

Mr. Bleeker 惠顿·钱伯斯

Zone Five Lieutenant Colonel 卡尔顿·杨

The Cab Driver Harry Harvey

Sammy Sammy Ogg

Lady Outside Jewelry Store 贝丝·弗劳尔斯

Government Man (uncredited) James Seay

Radar Operator Grady Galloway

Indian Newscaster Hassan Khayyam

British Newscaster John Barton

Sentry (deleted scene) Stuart Whitman

Scientific Delegate Rama Bai

British Radio Announcer John Burton

Radio Announcer (voice) Bill Welsh

Radio Operator (uncredited) 蓋·威廉斯