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LIGO
SCOPE
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LIGO
SCOPE
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LIGO
SCOPE
Browse
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Actor
Mark Lonow
Known for
Sabrina, the Teenage Witch
1996
National Security
2003
Columbo
1971
Beverly Hills, 90210
1990
Quantum Leap
1989
Moonlighting
1985
City Hall
1996
All in the Family
1971
Filmography
2025
D(e)ad
Film
Harris, Executive Producer
2013
Kathleen Madigan: Madigan Again
Film
Executive Producer
2011
Looking for Lenny
Film
Self
2010
Kathleen Madigan: Gone Madigan
Film
Executive Producer
2009
Lewis Black: Stark Raving Black
Film
Executive Producer
2006
Lewis Black: Red, White & Screwed
Film
Executive Producer
2004
Lewis Black: Black on Broadway
Film
Executive Producer
2003
National Security
Film
Detective at Interrogation
2000
Bar Hopping
Film
Agent 2
2000
DAG
Series
Dr. Robert Pastore
1998
Rude Awakening
Series
Max Frank
1998
With Friends Like These
Film
Co-Producer
1998
Conrad Bloom
Series
Mr. Chapman
1997
Truth or Consequences, N.M.
Film
Alan Gryder
1996
Sabrina, the Teenage Witch
Series
Dr. Braverman
1996
City Hall
Film
Lenny Lasker
1995
Never Say Never: The Deidre Hall Story
Film
Marcus
1994
Chicago Hope
Series
Porsche Driver
1994
Confessions of a Hitman
Film
Jeffrey
1993
Good Advice
Series
Sutherland
1992
Mr. Saturday Night
Film
Producer
1991
Tagteam
Film
Marty
1991
The Entertainers
Film
1990
Beverly Hills, 90210
Series
Chick Schneider
1989
Quantum Leap
Series
Lou Collins
1988
Murphy Brown
Series
Jerry Weiss
1987
Young Harry Houdini
Film
Assistant
1985
Moonlighting
Series
Ronald "Ron" Sawyer
1982
Madame's Place
Series
Walter Malice
1981
Falcon Crest
Series
Music Producer
1980
The Last Married Couple in America
Film
Tom
1980
City in Fear
Film
Henry Zeller
1978
Thank God It's Friday
Film
Dave
1978
Husbands, Wives & Lovers
Series
1974
The Rockford Files
Series
Coco
1971
Columbo
Series
Ted Malloy
1971
All in the Family
Series
Pete Gavaris