★ 7.6 
Acting
Mark Knudsen
Mark Knudsen is best known for Cheers and Ghost Whisperer: The Other Side.
Known for
Filmography
- 2007Ghost Whisperer: The Other SideBo
- 1982CheersJohn
Frequently asked questions
What movies and shows has Mark Knudsen been in?
Mark Knudsen is best known for Cheers and Ghost Whisperer: The Other Side.
Updated: November 3, 2026 ·