达纳·安德鲁斯

Dana Andrews

饰：Igor Gouzenko

吉恩·蒂尔尼

Gene Tierney

饰：Anna Gouzenko

琼·哈沃克

June Havoc

饰：Nina Karanova

贝里·克勒格尔

Berry Kroeger

饰：John Grubb, aka 'Paul'

爱德娜·贝斯特

Edna Best

饰：Mrs. Albert Foster, neighbor

Stefan Schnabel

饰：Col. Ilya Ranov, embassy attache

尼古拉斯·乔伊

Nicholas Joy

饰：Dr. Harold Preston Norman, aka 'Alec'

爱德华·弗朗茨

Eduard Franz

饰：Maj. Semyon Kulin

Frederic Tozere

饰：Col. Aleksandr Trigorin

亚瑟古尔德波特

Arthur Gould-Porter

饰：Mr. Foster (scenes deleted)

Leslie Barrie

Leslie Barrie

饰：Editor (uncredited)

诺埃尔·克拉瓦特

Noel Cravat

饰：Bushkin (uncredited)

Anne Curson

Anne Curson

饰：Helen Tweedy, aka 'Nellie' (uncredited)

约翰·戴维森

John Davidson

饰：Secretary to the Minister of Justice (uncredited)

里德·哈德利

Reed Hadley

饰：Narrator (uncredited)

Mauritz Hugo

饰：Leonard Leitz (Member of Parliament) (uncredited)

约翰·里德格利

John Ridgely

饰：RCMP Officer Murphy (uncredited)

John Shay

饰：Lt. Pyotr Sergeyev (uncredited)

查尔斯·坦嫩

Charles Tannen

饰：Radio Commentator (uncredited)

肯·特雷尔

Ken Terrell

饰：Spy on trial (uncredited)

Joe Whitehead

饰：William Hollis (uncredited)

彼得·惠特尼

Peter Whitney

饰：Cipher Lt. Vinikov (uncredited)

Victor Wood

饰：Capt. Donald P. Class (uncredited)

Helena Dare

Helena Dare

饰：Capt. Kulin (uncredited)

Christopher Robin Olsen

Christopher Robin Olsen

饰：Andrei Gouzenko (uncredited)

Brick Sullivan