Biography
Robert Dean Stockwell (March 5, 1936 – November 7, 2021) was an American film, television and stage actor with a career spanning over 70 years. As a child actor under contract to Metro-Goldwyn-Mayer, he first came to the public's attention in films including Anchors Aweigh (1945), The Green Years (1946), Gentleman's Agreement (1947), The Boy with Green Hair (1948), and Kim (1950). As a young adult, he had a lead role in the 1957 Broadway and 1959 screen adaptation of Compulsion; and in 1962 he played Edmund Tyrone in the film version of Long Day's Journey into Night, for which he won two Best Actor Awards at the Cannes Film Festival. He was nominated for a Golden Globe Award for Best Actor – Motion Picture Drama for his starring role in the 1960 film version of D. H. Lawrence's Sons and Lovers.
He appeared in supporting roles in such films as Dune (1984), Paris, Texas (1984), To Live and Die in L.A. (1985), Blue Velvet (1986), Beverly Hills Cop II (1987), and Tucker: The Man and His Dream (1988). He received further critical acclaim for his performance in Married to the Mob (1988), for which he was nominated for the Academy Award for Best Supporting Actor. He subsequently had roles in The Player (1992), Air Force One (1997), The Rainmaker (1997) and The Manchurian Candidate (2004).
His television roles include Rear Admiral Albert "Al" Calavicci in Quantum Leap (1989–1993), Navy Secretary Edward Sheffield on JAG (2002–2004), and Brother Cavil on Battlestar Galactica (2004–2009). Following his roles on Quantum Leap and Battlestar Galactica, he appeared at numerous science fiction conventions. He retired from acting in 2015 following health issues and focused his later life on sculpture and other visual art.
Description above from the Wikipedia article Dean Stockwell, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Filmography
Cast Credits

The Timekeepers of Eternity
Character: Bob Jenkins (archive footage)
MOVIE • 2021

In Hollywood's Backyard: Topanga in the 1970s
Character: Self
MOVIE • 2017

Along for the Ride
Character: Self
MOVIE • 2016

Max Rose
Character: Ben Tracey
MOVIE • 2016

Entertainment
Character: Frank
MOVIE • 2015

NCIS: New Orleans
Character: Tom Hamilton
TV • 2014

Rusty Steel
Character: Hunts
MOVIE • 2014

Persecuted
Character: Dave Wilson
MOVIE • 2014

Deep in the Darkness
Character: Phil Deighton
MOVIE • 2014

Enlisted
Character: Dan
TV • 2014

C.O.G.
Character: Hobbs
MOVIE • 2013

President Wolfman
Character: President John Wolfman (archive footage)
MOVIE • 2012

The Dunwich Horror
Character: Dr. Henry Armitage
MOVIE • 2009

Battlestar Galactica: The Plan
Character: Brother Cavil
MOVIE • 2009

The Nanny Express
Character: Jerry Hewitt
MOVIE • 2009

Al's Beef
Character: The Sherrif
MOVIE • 2008

The Cool School
Character: Self
MOVIE • 2008

The Deal: El trato
Character: Agent Tremayne
MOVIE • 2006

American Black Beauty
Character: Tim Lane
MOVIE • 2005

Battlestar Galactica
Character: John Cavil
TV • 2004
Crew