• 
  Errol Flynn

  Gregory Moxley
• 
  Claire Dodd

  Della
• 
  James Donlan

  Detective Fritz
• 
  Robert Gleckler

  Detective Byrd
• 
  Olin Howland

  Coroner Wilbur Strong
• 
  Warren Hymer

  Oscar Pender
• 
  Thomas E. Jackson

  Toots Howard (as Thomas Jackson)
• 
  Allen Jenkins

  Spudsy

• 
  Margaret Lindsay

  Rhoda
• 
  Barton MacLane

  Detective Lucas
• 
  Phillip Reed

  Dr. Millbeck
• 
  Charles Richman

  C. Phillip Montaine
• 
  Wini Shaw

  Doris Pender (as Winifred Shaw)
• 
  Warren William

  Perry Mason
• 
  Donald Woods

  Carl