保罗·凯利

Paul Kelly

饰：Lt. Dan Barton

安妮·内格尔

Anne Nagel

饰：Jean Ashley

特里沃

Trevor Bardette

饰：Jensen

鲁道夫·安德斯

Rudolph Anders

饰：Rudi Thysson (as Robert O. Davis)

Clancy Cooper

饰：Det. Sgt. Pat Flanagan

格雷戈里·盖伊

Gregory Gaye

饰：Nazi Agent Feldon (as Gregory Gay)

路德维希·多纳特

Ludwig Donath

饰：Nazi Prof. Metzger (as Louis Donath)

Beal Wong

饰：Quito

Eddie Parker

饰：Chief Henchman Berck

韦德·博特勒

Wade Boteler

饰：Police Chief Burns

查尔斯·C·威尔逊

Charles C. Wilson

饰：Desk Sgt. Cullen

Alex Callam

饰：Investigator Hogan [Chs.6-9,11-15]

Robert Fiske

饰：Investigator Ryan

塞尔默杰克逊

Selmer Jackson

饰：Maj. Henry Barton

杰奎琳·达利娅

Jacqueline Dalya

饰：Linda [Chs.1,3,5,12-15]

Jack Gardner

饰：F. Wolper [Chs.1,4,8,10,11,14]

肯内·邓肯

Kenne Duncan

饰：Marvin [Chs.1-3,5-6]

George Lynn

饰：Chief Stover [Ch.1]

Frank Shannon

饰：Police Commissioner [Ch.1]

Gus Glassmire

饰：Mr. Stevens [Ch.1]

Jack Rice

饰：Fred, Jensen's clerk [Chs.2,4]

Sigurd Tor

Sigurd Tor

饰：Lt. Kurtz [Chs.3-4]

Joseph W. Girard

饰：Col. Drake [Chs.3-5]

Dick Botiller

饰：Hans Steufel

卢西恩·普里瓦尔

Lucien Prival

饰：U-499 Commander [Chs.4,15]

Rose Plumer

饰：Flower Woman Spy

Lester Dorr

饰：Otto Stahl [Chs.6-8]

皮特·里德斯

Peter Leeds

饰：Henchman Carl Hiecke [Ch. 9]

Kit Guard

饰：Henchman Corrick [Ch.10]

Warren Jackson

饰：Ralph [Ch.15]

Lee Shumway

饰：Police Dispatcher [Ch.1,15]

Roy Brent

饰：The Military Policeman [Ch.10] (uncredited)

斯坦利·布朗

Stanley Brown

饰：Police lab technician (uncredited)

Joe Caits

饰：Messenger (uncredited)

肯·卡彭特

Ken Carpenter

饰：Newscaster [Ch.6] (uncredited)

斯蒂夫·克拉克

Steve Clark

饰：Nazi agent (uncredited)

约瑟夫·奎汉

Joseph Crehan

饰：Police Chief Henry Burns (uncredited)

埃迪·邓恩

Eddie Dunn

饰：Weather Bureau man (uncredited)

富兰克林·法纳姆

Franklyn Farnum

饰：Federal agent (uncredited)

埃迪·格里本

Eddie Gribbon

饰：First mate (uncredited)

Chuck Hamilton

Chuck Hamilton

饰：Henchman (uncredited)

艾迪·凯恩

Eddie Kane

饰：Coffee Shop Counterman [Ch.12] (uncredited)

Frank LaRue

饰：Weather Bureau man (uncredited)

汤姆·朗顿

Tom London

饰：Weather Bureau guard (uncredited)

诺克斯·曼宁

Knox Manning

饰：Narrator (uncredited)

Ted Mapes

饰：Nazi agent (uncredited)

Frank McCarroll

饰：MP (uncredited)

James Millican

饰：Reporter Bill [Ch.1] (uncredited)

Zon Murray

饰：MP (uncredited)

Edward Peil Sr.

饰：Policeman (uncredited)

李·费尔普斯

Lee Phelps

饰：Jailer [Ch.1] (uncredited)

Eddie Polo

饰：Special Delivery Messenger [Ch.7] (uncredited)

Dick Rush

饰：Policeman (uncredited)

汤姆·斯蒂尔

Tom Steele

饰：Federal agent (uncredited)

Bobby Stone

饰：Newsboy [Ch.1] (uncredited)

Harry Strang

饰：Henchman (uncredited)

查尔斯·沙利文

Charles Sullivan

饰：Truck Driver [Ch.13] (uncredited)

瓦利·韦斯特

Wally West

饰：Policeman (uncredited)

Ray Henderson

Ray Henderson

饰：Henchman (uncredited)

Eddie Woods

饰：Henchman Kurt (uncredited)

Bert Young

饰：Henchman (uncredited)

诺克斯·曼宁

Knox Manning

Sigfrid Tor

饰：Lt. Kurtz [Chs.3-4],(as Sigurd Tor)

John Elliott

饰：Prof. Clyde [Chs.1,4]