克雷顿·摩尔
Clayton Moore
饰：Agent Ted O'Hara
罗伊·巴克罗夫特
Roy Barcroft
饰：Vic Murkland,Commissioner Angus Cameron
拉姆塞·埃姆斯
Ramsay Ames
饰：Frances Blake
Gil Frye
饰：Duke Graham (as Drew Allen)
汤姆·斯蒂尔
Tom Steele
饰：Parker (Lanky Thug) [Chs. 2, 6},Gifford [ Ch. 7},Jack [Ch. 11]
Dale Van Sickel
饰：Fred Brent (Thug) [Ch. 1, 2],Slocum (Thug) [Ch. 7},Bud [Ch. 8],G
埃德蒙·科博
Edmund Cobb
饰：R.J. Cook
Stanley Price
饰：Robert 'Doc' Benson
Jack O'Shea
饰：Slater - Benson's Aide
巴里布鲁克斯
Barry Brooks
饰：George (Orderly) [Ch. 8]
Douglas Aylesworth
Douglas Aylesworth
饰：Det. Hayden (as Doug Aylesworth)
弗兰克·奥康纳
Frank O'Connor
饰：Dist. Atty. MacLain [Ch. 12]
Dian Fauntelle
饰：Cook's secretary [Ch. 3]
埃迪·艾克夫
Eddie Acuff
饰：'Fiddler' [Chs.3-4]
肯·特雷尔
Ken Terrell
饰：Kelsey (Thug) [Ch. 1],Joe (Camera Thug) [Ch. 6],Henchman Joe
Robert Barron
饰：Garson, Tunnel Detonator Thug [Ch. 1] (uncredited)
约翰·克劳福德
John Crawford
饰：Duke, Dictaphone Boobytrap Thug [Ch. 5] (uncredited)
约翰·达海姆
John Daheim
饰：Henchman Kramer [Ch. 8] (uncredited)
Arvon Dale
饰：Moore, Fur-Truck Driver [Ch. 7] (uncredited)
George Douglas
饰：Prison Ward Room Guard [Ch. 1] (uncredited)
Duke Green
饰：Nichols, Museum Thug [Ch. 10] (uncredited)
James Linn
饰：Bailey, Payroll Messener [Ch. 8] (uncredited)
凯里·洛夫廷
Carey Loftin
饰：Hodge, Cook's Killer [Ch. 5] (uncredited)
乔治·麦格瑞
George Magrill
饰：Staley, Trent's Pal in Apartment looting [Ch. 3] (uncredited)
Tom McDonough
Tom McDonough
饰：Al (Arresting Officer) [Ch. 12] (uncredited)
汤姆·梦露
Tom Monroe
饰：2nd Joe (Bomber Pilot Thug) [Ch. 8] (uncredited)
吉尔·帕金斯
Gil Perkins
饰：Finch (Welder Thug) [Ch. 7] (uncredited)
Charles Regan
饰：Hinkey, Finch's Pal [Ch. 7] (uncredited)
Matty Roubert
饰：Shipyard Foreman [Ch. 4] (uncredited)
大卫·夏普
David Sharpe
饰：Trent (Apartment Thug) [Ch. 3},Vance (Motorcycle Thug) [Ch. 6] (
查尔斯·沙利文
Charles Sullivan
饰：Morgan (Roadblock Officer) [Ch. 7] (uncredited)
Glenn Turner
Glenn Turner
饰：Dorsey, Laundry Trustee [Ch. 1] (uncredited)
Phil Warren
饰：Special Deputy Roberts [Ch.9] (uncredited)
Russell Whitman
Russell Whitman
饰：Det. Baxter [Ch. 11] (uncredited)
罗伯特·J·威尔克
Robert J. Wilke
饰：Steele, Phony Detective [Ch. 5] (uncredited)
Bud Wolfe
饰：Foy (Motorcycle Thug) [Ch. 1] (uncredited)