Trivia

His christened name is Mark Linn Baker (without the hyphen). Linn is actually his middle name, not part of his last name. When he joined the actors union, there already was a Mark Baker, so he combined his middle name with his last name. His father made up his middle name "Linn" in honor of Leonid Tolstoy.

Appeared in My Favorite Year (1982) and Laughter on the 23rd Floor (2001), both based on the real-life writing teams for Sid Caesar's Your Show of Shows (1950).

Plays a former actor named Mark Linn-Baker on The Leftovers. One of his scenes is set in St. Louis, where Mark Linn-Baker was born.

Studied drama at Yale.

He appeared in the role of Hysterium in the 1995 Broadway stage production of 'A Funny Thing Happened on the Way to the Forum'.

Played "Marvelous" Mark Slackmeyer in the Broadway production of "Doonesbury - The Musical"

Mark is a partner in Manhattan's West Bank Cafe.

Ex-wife Adrianne Lobel is a set designer. They have one daughter.

Friend of Lewis Black.

Starring in "A Year With Frog and Toad" preparing on doing a US tour of the production. (2004)

Starring in the Broadway musical "Romantic Poetry" at the Manhattan Theatre Club, running through December 7, 2008. (October 2008)

Starring in "A Year With Frog and Toad" at the Children's Theatre in Minneapolis, playing the role of Toad. Production lasts through November, 2002, then the production moves to NYC (August 2002)