
George Ralph DiCenzo (April 21, 1940 – August 9, 2010) was an American actor, and one-time associate producer for Dark Shadows. He was in the show business for over 30 years, with extensive film, TV, stage, and commercial credits. DiCenzo notably played Marty's grandfather Sam Baines in the film Back to the Future. He also had a minor role in William Peter Blatty's The Exorcist III.
DiCenzo died on August 9, 2010, as a result of sepsis.

Back to the Future
1985 · as Sam Baines

Close Encounters of the Third Kind
1977 · as Major Benchley

The Exorcist III
1990 · as Stedman

Helter Skelter
1976 · as Vincent Bugliosi

The New Adventures of Pippi Longstocking
1988 · as Mr. Dan Blackheart

He-Man and She-Ra: The Secret of the Sword
1985 · as Bow / Hordak (voice)

About Last Night...
1986 · as Mr. Favio

Tempted
2001 · as Byron Blades

The Choirboys
1977 · as Lt. Grimsley

The Frisco Kid
1979 · as Darryl Diggs

It Had to Be You
2000 · as Mel

The Norliss Tapes
1973 · as Man in Langdon Gallery

The Night Strangler
1973 · as Underground Tour Guide (uncredited)

Walk Like a Man
1987 · as Bob (Bub) Downs

Across 110th Street
1972 · as Patrolman

Gangster Wars
1981 · as Arnold Rothstein

The Blue Knight
1973 · as Zoot Lafferty

House of Dark Shadows
1970 · as Deputy (uncredited)