迪克·波赛尔

Dick Purcell

饰：Captain America,Grant Gardner

洛娜·格雷

Lorna Gray

饰：Gail Richards

莱昂内尔·阿特威尔

Lionel Atwill

饰：Dr. Cyrus Maldor

查尔斯·特罗布里奇

Charles Trowbridge

饰：Commissioner Dryden

拉塞尔·希克斯

Russell Hicks

饰：Mayor Randolph

乔治·J·刘易斯

George J. Lewis

饰：Bart Matson

约翰·戴维森

John Davidson

饰：Gruber

Norman Nesbitt

Norman Nesbitt

饰：Newscaster

弗兰克·瑞切尔

Frank Reicher

饰：Prof. Lyman [Ch. 1]

Hugh Sothern

饰：Prof. Dodge [Chs. 2-5]

汤姆·查特顿

Tom Chatterton

饰：J.C. Henley [Chs. 6-8]

罗伯特·弗雷泽

Robert Frazer

饰：Dr. Clinton Lyman [Chs. 10-12]

约翰·汉密尔顿

John Hamilton

饰：Hillman [Chs. 13-14]

Crane Whitley

饰：Dirk [Chs. 11-12]

爱德华·基恩

Edward Keane

饰：Scarab Agent 33 [Ch. 15]

John Bagni

饰：Henchman Monk

Michael Romano

饰：Henchman Simms [Ch. 1]

萨姆·阿什

Sam Ash

饰：Florist #2 [Ch. 1] (uncredited)

布鲁克斯·贝内迪克特

Brooks Benedict

饰：Florist #1 [Ch. 1] (uncredited)

Wilson Benge

饰：Lyman's Butler [Ch. 10] (uncredited)

Lynton Brent

饰：Airplane Mechanic [Chs. 8-9] (uncredited)

Roy Brent

饰：Nick (uncredited)

George Byron

George Byron

饰：Walt Davis (uncredited)

James Carlisle

饰：J.V. Wilson, first victim [Ch. 1] (uncredited)

Ed Cassidy

饰：Tec-Ni-GasCo. gate guard [Ch. 7] (uncredited)

Lorn Courdaye

Lorn Courdaye

饰：Gas station attendant [Ch. 5] (uncredited)

Hal Craig

饰：Patrolman #2 (uncredited)

约翰·达海姆

John Daheim

饰：Dodge Bldg. thug #2 [Chs. 1-2],Lab Thug [Chs. 11-12] (uncredited

乔治德诺尔芒迪

George DeNormand

饰：Pete (uncredited)

肯内·邓肯

Kenne Duncan

饰：Ed Graham [Ch. 14] (uncredited)

Ben Erway

饰：Used car lot manager [Ch. 7] (uncredited)

Al Ferguson

Al Ferguson

饰：Detective [Ch. 8] (uncredited)

特里·弗罗斯特

Terry Frost

饰：Police broadcaster [Ch. 3] (uncredited)

Bud Geary

饰：Thug at Grant's Office [Ch. 13] (uncredited)

弗莱德·格兰姆

Fred Graham

饰：Agent B-10 [Chs. 4, 8-9],Farm Thug [Chs. 14-15] (uncredited)

Duke Green

饰：Platinum vault thug [Chs. 3-4],Nitro-gas thug [Ch. 7] (uncredite

罗尔夫·哈罗德

Ralf Harolde

饰：Tate, apartment thug [Ch. 2] (uncredited)

霍华德·C·希克曼

Howard C. Hickman

饰：Lyman's attorney [Ch. 4] (uncredited)

Charles Hutchison

饰：Merritt [Chs. 1-2] (uncredited)

Jack Kirk

饰：Express truck driver [Ch. 5] (uncredited)

Glen Knight

Glen Knight

饰：Morgue wagon driver [Ch. 11] (uncredited)

Bert LeBaron

饰：Airport thug [Chs. 8-9],Dynamite thug [Ch. 10] (uncredited)

汤姆·朗顿

Tom London

饰：Mack, garage thug [Ch. 7] (uncredited)

Herbert Lytton

饰：Carl Evans, second victim [Ch. 1] (uncredited)

乔治·麦格瑞

George Magrill

饰：Mechanic-thug [Ch. 7] (uncredited)

Paul Marion

饰：Morgue wagon hijacker #1 [Chs. 9, 11] (uncredited)

LeRoy Mason

饰：Bates, Florist #3 [Ch. 1] (uncredited)

弗兰克·奥康纳

Frank O'Connor

饰：Officer at estate gate [Ch. 8] (uncredited)

Jack O'Shea

饰：Express truck crewman [Ch. 5] (uncredited)

Post Park

饰：Detective [Ch. 8] (uncredited)

吉尔·帕金斯

Gil Perkins

饰：Barn thug [Ch. 2],Hotel Room thug [Ch. 9],Waiter-thug [Chs. 13-1

Allen Pomeroy

饰：Cave thug [Chs. 6-7] (uncredited)

Stanley Price

饰：Purple Death chemist [Ch. 1] (uncredited)

杰弗里·塞尔

Jeffrey Sayre

饰：Norden [Chs. 1-2] (uncredited)

George Sherwood

饰：Officer Clancy (uncredited)

汤姆·斯蒂尔

Tom Steele

饰：Thug at Lyman's [Ch. 1] (uncredited)

Robert Strange

饰：Gang lawyer [Ch. 12] (uncredited)

Harry Strang

饰：Police mechanic [Ch. 4] (uncredited)

Ben Taggart

饰：Police Sgt. Donovan [Chs. 5, 9] (uncredited)

肯·特雷尔

Ken Terrell

饰：Dodge Bldg. thug [Chs. 1-2],Gang sharpshooter [Ch. 6],Phony Huma

Dale Van Sickel

饰：Callbox motorcycle cop [Ch. 3],Rick, Phony Humane Society workma

爱德华·范·斯隆

Edward Van Sloan

饰：Gregory, Lyman's Aide [Chs. 1-2] (uncredited)

罗伯特·J·威尔克

Robert J. Wilke

饰：Thug with B-10 [Ch. 4] (uncredited)

Joe Yrigoyen

饰：Box Co. thug [Chs. 5-6],Barn thug [Ch. 9] (uncredited)

特里·弗罗斯特

Terry Frost

詹姆斯·科纳蒂

James Conaty

Jerry Jerome