 His film work includes "It's a Wonderful Life" (1947), "The Jackie Robinson Story" (1950), "The Thief" (1952), "Carmen Jones" (1954), "It Came from Beneath the Sea" (1954), "Beyond a Reasonable Doubt" (1956), "No Place to Hide" (1956), "Comanche" (1956), "Slaughter On Tenth Avenue" (1957), "Sam Whiskey" (1969), "I Dismember Mama" (1974), and "The Witch Who Came from the Sea" (1976).Gilbert retired from television in 1966 and formed his own company, Laurel Records, which produces classical chamber music as well as some jazz.Prior to his death, he joined with his son, John Gilbert, to produce more than sixty LPs and twenty-eight CDs.