George Callahan

1939

• [ ] The Long Shot (Story) 

1944

• [ ] Charlie Chan in The Chinese Cat (Story) 
• [ ] Black Magic (Screenplay) 
• [ ] Charlie Chan in the Secret Service (Writer) 
• [ ] Call of the Jungle (Screenplay) 

1945

• [ ] The Red Dragon (Writer) 
• [ ] The Jade Mask (Writer) 
• [ ] The Scarlet Clue (Writer) 
• [ ] The Shanghai Cobra (Screenplay) 
• [ ] Adventures of Kitty O'Day (Screenplay) 
• [ ] Captain Tugboat Annie (Writer) 
• [ ] The Shanghai Cobra (Original Story) 

1946

• [ ] Dark Alibi (Screenplay) 
• [ ] Step by Step (Story) 
• [ ] Behind the Mask (Screenplay) 
• [ ] The Shadow Returns (Screenplay) 

1948

• [ ] The Babe Ruth Story (Screenplay) 

1949

• [ ] Red Light (Screenplay) 

1950

• [ ] Bunco Squad (Screenplay) 
• [ ] Prisoners in Petticoats (Story) 

1951

• [ ] I'll Get You for This (Screenplay) 

1955

• [ ] This Island Earth (Screenplay) 

1956

• [ ] Flight to Hong Kong (Screenplay) 
• [ ] Flight to Hong Kong (Story)