นักแสดง
Hal Price
P&G Warehouse Mgr.
C. Montague Shaw
Prof. Thomas Scott
Eddie Parker
Chuck - Lead Truck Thug
Robert Wilcox
Bob Wayne / Copperhead
Paul Marion
Corbay
Lynton Brent
Scarlett
Ken Terrell
Corwin
Harry Strang
Police Officer Davis
William Newell
Speed Martin
Charles Trowbridge
Gov. Bronson
Frank Brownlee
Panamint Pete
Frank Ellis
Plant Henchman
Ted Stanhope
Warehouse Watchman
Robert Wayne
Detective Perry
Jack Mulhall
Police Chief Rand
Archie Twitchell
Ross
James Bush
Co-Pilot
Davison Clark
Police Lieutenant
Cy Schindell
Jake - Biplane Pilot
Ella Neal
Lois Scott
Edwin Stanley
Col. Bevans
Walter McGrail
Stoner
Charles Hutchison
Proprietor
Lloyd Whitlock
Prof. Williams
Bud Geary
Hallett
Al Taylor
Joe
Tristram Coffin
Wells - Governor's Secretary
Eduardo Ciannelli
Doctor Satan
Yakima Canutt
Sailor at Winch
Ed Cassidy
Barton
Jack O'Shea
House Heavy
Joe McGuinn
Gort
John Bagni
Gray, Pick-up Thug
Virginia Carroll
Nurse
Eddie Dew
Gas Station Attendant
Kenneth Harlan
Capt. Lathrop
Marten Lamont
Steve - Pilot