John Gruber: John Gruber. Actor: Emergency!. John Gruber was born on 19 December 1942 in Oklahoma, USA. He was an actor, known for Emergency! (1972), Corky (1972) and Trouble Man (1972). He died on 24 November 1981 in Ventura County, California, USA.
Known For: Emergency! (David Sampson), Corky (Steve), Trouble Man (Detective Millers), Night Gallery (Cadet (segment "The Academy"))