John Mantley

1970s

1. 1977
   

   How the West Was Won

   Writer

   79

1960s

1. 1965

   My Blood Runs Cold

   Screenplay

2. 1963
   

   The Outer Limits

   Writer

   80

1950s

1. 1959

   Woman Obsessed

   Novel

2. 

   Rawhide

   Writer

   77
3. 1957

   The Parson and the Outlaw

   Writer

4. 

   The 27th Day

   Screenplay, Novel

   50
5. 1955
   

   Gunsmoke

   Writer

   77

1990s

1. 1990

   Gunsmoke: The Last Apache

   Executive Producer

1980s

1. 1987

   Gunsmoke: Return to Dodge

   Producer

2. 1985
   

   MacGyver

   Producer

   76

1970s

1. 1976

   The Macahans

   Executive Producer

2. 1970

   Cutter's Trail

   Producer

1950s

1. 1955
   

   Gunsmoke

   Producer

   77

1950s

1. 1950

   The Secret Fury

   Hotel Clerk (uncredited)