Mark Lonow
Known For

Columbo

Beverly Hills, 90210

Falcon Crest

Quantum Leap

Sabrina, the Teenage Witch

Chicago Hope

The Rockford Files

Moonlighting
All Movies (14)
- D(e)ad2025 · as Harris
- Looking for Lenny2011 · as Self
- National Security2003 · as Detective at Interrogation
- Bar Hopping2000 · as Agent 2
- Truth or Consequences, N.M.1997 · as Alan Gryder
- City Hall1996 · as Lenny Lasker
- Confessions of a Hitman1994 · as Jeffrey
- Mr. Saturday Night1992 · as Producer
- The Entertainers1991
- Tagteam1991 · as Marty
- Young Harry Houdini1987 · as Assistant
- The Last Married Couple in America1980 · as Tom
- City in Fear1980 · as Henry Zeller
- Thank God It's Friday1978 · as Dave
All TV Shows (16)
- DAG2000 · as Dr. Robert Pastore
- Conrad Bloom1998 · as Mr. Chapman
- Rude Awakening1998 · as Max Frank
- Sabrina, the Teenage Witch1996 · as Dr. Braverman
- Chicago Hope1994 · as Porsche Driver
- Good Advice1993 · as Sutherland
- Beverly Hills, 902101990 · as Chick Schneider
- Quantum Leap1989 · as Lou Collins
- Murphy Brown1988 · as Jerry Weiss
- Moonlighting1985 · as Ronald "Ron" Sawyer
- Madame's Place1982 · as Walter Malice
- Falcon Crest1981 · as Music Producer
- Husbands, Wives & Lovers1978
- The Rockford Files1974 · as Coco
- Columbo1971 · as Ted Malloy
- All in the Family1971 · as Pete Gavaris