Acting
Mark Lonow
Biography
No biography available.
Known for
7.8 TMDB
Sabrina, the Teenage Witch
Dr. Braverman
6.0 TMDB
National Security
Detective at Interrogation
8.1 TMDB
Columbo
Ted Malloy
7.3 TMDB
Beverly Hills, 90210
Chick Schneider
8.0 TMDB
Quantum Leap
Lou Collins
7.5 TMDB
Moonlighting
Ronald "Ron" Sawyer
6.0 TMDB
City Hall
Lenny Lasker
7.8 TMDB
All in the Family
Pete Gavaris
7.7 TMDB
Kathleen Madigan: Madigan Again
Executive Producer
7.6 TMDB
The Rockford Files
Coco
6.5 TMDB
Murphy Brown
Jerry Weiss
6.1 TMDB
Truth or Consequences, N.M.
Alan Gryder
7.2 TMDB
Chicago Hope
Porsche Driver
5.6 TMDB
Falcon Crest
Music Producer
5.9 TMDB
Mr. Saturday Night
Producer
5.3 TMDB
Thank God It's Friday
Dave
6.7 TMDB
Lewis Black: Red, White & Screwed
Executive Producer
6.9 TMDB
Lewis Black: Black on Broadway
Executive Producer
7.0 TMDB
Lewis Black: Stark Raving Black
Executive Producer
7.1 TMDB
Kathleen Madigan: Gone Madigan
Executive Producer
Filmography
- 2025D(e)adHarris, Executive ProducerMovie
- 2013Kathleen Madigan: Madigan AgainExecutive ProducerMovie
- 2011Looking for LennySelfMovie
- 2010Kathleen Madigan: Gone MadiganExecutive ProducerMovie
- 2009Lewis Black: Stark Raving BlackExecutive ProducerMovie
- 2006Lewis Black: Red, White & ScrewedExecutive ProducerMovie
- 2004Lewis Black: Black on BroadwayExecutive ProducerMovie
- 2003National SecurityDetective at InterrogationMovie
- 2000DAGDr. Robert PastoreSeries
- 2000Bar HoppingAgent 2Movie
- 1998Conrad BloomMr. ChapmanSeries
- 1998With Friends Like TheseCo-ProducerMovie
- 1998Rude AwakeningMax FrankSeries
- 1997Truth or Consequences, N.M.Alan GryderMovie
- 1996Sabrina, the Teenage WitchDr. BravermanSeries
- 1996City HallLenny LaskerMovie
- 1995Never Say Never: The Deidre Hall StoryMarcusMovie
- 1994Chicago HopePorsche DriverSeries
- 1994Confessions of a HitmanJeffreyMovie
- 1993Good AdviceSutherlandSeries
- 1992Mr. Saturday NightProducerMovie
- 1991The EntertainersMovie
- 1991TagteamMartyMovie
- 1990Beverly Hills, 90210Chick SchneiderSeries
- 1989Quantum LeapLou CollinsSeries
- 1988Murphy BrownJerry WeissSeries
- 1987Young Harry HoudiniAssistantMovie
- 1985MoonlightingRonald "Ron" SawyerSeries
- 1982Madame's PlaceWalter MaliceSeries
- 1981Falcon CrestMusic ProducerSeries
- 1980The Last Married Couple in AmericaTomMovie
- 1980City in FearHenry ZellerMovie
- 1978Thank God It's FridayDaveMovie
- 1978Husbands, Wives & LoversSeries
- 1974The Rockford FilesCocoSeries
- 1971ColumboTed MalloySeries
- 1971All in the FamilyPete GavarisSeries