John Grubbs(1908-1974)
- Second Unit Director or Assistant Director
- Production Manager
John Grubbs was born on 19 November 1908 in Indiana, USA. He was an assistant director and production manager, known for The Phantom Speaks (1945), The Inside Story (1948) and Northwest Outpost (1947). He died on 17 December 1974 in Los Angeles, California, USA.