Karl Treffz
Pete Jenner
Jeff Nolan
Lt. Vern Tyler
Stephen Dancer
Captain Ed Trask
Cole Younger
Clint Banister
James Lister
Breen Mathews
Tex Callaway
Jesse James
Captain Kirby
Gabriel Thatch
Shively
Joe Madden
Bill Phillips
Burnell 'Brick' Appleby
Dan Hinsdale
Vandemer
Commander Jerry Baldwin
Smith (uncredited)
Tommy Jones
Sheriff William 'Will' Egan
Douglas Hyde
Henry Benson
Jeff Moyer
Phil Gowan
John Macready
Dr. Sam Martin
Mitchell Raymond
Baron François
Prof. Michael 'Mike' Cobb
Lansdowne
State Trooper Dick Whitewood
Pvt. Booker
Clerk (uncredited)
Duke Davis
Les Quimby
un reporter
Hub Ordley