Royal K. Cole

Playwright (7)

• 
  Blackmail 1947
• 
  Exposed 1947
• 
  King of the Rocket Men 1949
• 
  The Purple Monster Strikes 1945
• 
  Ghost of Zorro 1949
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  Lost Planet Airmen 1951
• 
  Federal Agents vs. Underworld, Inc. 1949