Mark Lonow

1978

• [ ] Thank God It's Friday (Dave) 

1980

• [ ] The Last Married Couple in America (Tom) 
• [ ] City in Fear (Henry Zeller) 

1987

• [ ] Young Harry Houdini (Assistant) 

1991

• [ ] Tagteam (Marty) 
• [ ] The Entertainers (????) 

1992

• [ ] Mr. Saturday Night (Producer) 

1994

• [ ] Confessions of a Hitman (Jeffrey) 

1996

• [ ] City Hall (Lenny Lasker) 

1997

• [ ] Truth or Consequences, N.M. (Alan Gryder) 

2000

• [ ] Bar Hopping (Agent 2) 

2003

• [ ] National Security (Detective at Interrogation) 

2011

• [ ] Looking for Lenny (Self) 

2025

• [ ] D(e)AD (Harris) 

1998

• [ ] With Friends Like These (Co-Producer) 

2004

• [ ] Lewis Black: Black on Broadway (Executive Producer) 

2006

• [ ] Lewis Black: Red, White & Screwed (Executive Producer) 

2009

• [ ] Lewis Black: Stark Raving Black (Executive Producer) 

2010

• [ ] Kathleen Madigan: Gone Madigan (Executive Producer) 

2013

• [ ] Kathleen Madigan: Madigan Again (Executive Producer) 

2025

• [ ] D(e)AD (Executive Producer)