Jack Albertson (June 16, 1907 – November 25, 1981) was an American character actor, comedian, dancer, singer and musician, who also performed in vaudeville. Albertson is known for his roles as John Cleary in The Subject Was Roses (1968), for which he received an Academy Award for Best Supporting Actor; Grandpa Joe in Willy Wonka & the Chocolate Factory (1971); Manny Rosen in The Poseidon Adventure (1972); and Ed Brown in the television sitcom Chico and the Man (1974–78).