Mark Tymchyshyn is an American actor perhaps best known for his role in George Lopez as Mel Powers, a factory owner.

He directed A Lie of the Mind

A Lie of the Mind

A Lie of the Mind is a play written by Sam Shepard, first staged at the off-Broadway Promenade Theater on 5 December 1985. The play was directed by Shepard himself with stars Harvey Keitel as Jake, Amanda Plummer as Beth, Aidan Quinn as Frankie, Geraldine Page as Lorraine, and Will Patton as Mike...

with playwright Sam Shepard

Sam Shepard

Sam Shepard is an American playwright, actor, and television and film director. He is the author of several books of short stories, essays, and memoirs, and received the Pulitzer Prize for Drama in 1979 for his play Buried Child...

. He also has cameo roles in shows such as ER

ER (TV series)

ER is an American medical drama television series created by novelist Michael Crichton that aired on NBC from September 19, 1994 to April 2, 2009. It was produced by Constant c Productions and Amblin Entertainment, in association with Warner Bros. Television...

, Monk

Monk (TV series)

Monk is an American comedy-drama detective mystery television series created by Andy Breckman and starring Tony Shalhoub as the titular character, Adrian Monk. It originally ran from 2002 to 2009 and is primarily a mystery series, although it has dark and comic touches.The series debuted on July...

, Seinfeld and Boston Legal

Boston Legal

Boston Legal is an American legal dramedy created by David E. Kelley, which was produced in association with 20th Century Fox Television for the ABC...

. From 1990 to 1992, he portrayed the character of Gavin Kruger in the daytime drama As the World Turns

As the World Turns

As the World Turns is an American television soap opera that aired on CBS from April 2, 1956 to September 17, 2010. Irna Phillips created As the World Turns as a sister show to her other soap opera Guiding Light...

and also appeared in an episode of Malcolm in the Middle

Malcolm in the Middle

Malcolm in the Middle is an American television sitcom created by Linwood Boomer for the Fox Network. The series was first broadcast on January 9, 2000, and ended its six-and-a-half-year run on May 14, 2006, after seven seasons and 151 episodes...

in 2000. He originally intended to become a teacher, but is now both an actor and professor.