• 
  Barton MacLane

  Pinkerton Agent Clyde O'Connell
• 
  Douglas Kennedy

  Frank James
• 
  Myron Healey

  Cole Younger
• 
  Stephen McNally

  Victor 'Vic' Rodell
• 
  Morris Ankrum

  Wheeler
• 
  Frank Wilcox

  Governor Crittenden of Missouri
• 
  Henry Brandon

  Jesse James
• 
  Eddie Baker

  Mr. Feniweather

• 
  Harry Shannon

  Clay Ford

• 
  Frank Arrigo

  art director
• 
  John L. Russell

  imagine
• 
  R. Dale Butts

  music department
• 
  Victor Young

  music department
• 
  John McCarthy Jr.

  set decorator
• 
  Howard Lydecker

  special effects