Background
Mantley, John was born on April 25, 1920 in Toronto, Ontario, Canada.
Mantley, John was born on April 25, 1920 in Toronto, Ontario, Canada.
Bachelor, University Toronto, 1942. Master in Theatrical Arts magna cum laude, Pasadena Playhouse, 1947.
With Royal Canada Air Force, 1943-1945, European Theatre of Operations, India. Member Screen Actors Guild, Actors' Equity, Writers' Guild American, Producers' Guild American (board directors), Caucus Producers, Writers & Directors (founding member, chairman, co-chairman, life member steering committee and executive committee), American Film Institute (board directors).
Son of Cecil Clayton Van Manzer (Mantley) and Violet Patillo. Married Angela Maria Gabriella De Dino Carabello. Children: Clay, John, Maria.