Marcus Frank "Mark" Harelik is an American actor and playwright. On House, M.D., he portrayed Mr. Foster, the father of patient Keith Foster in the Season 1 episode Detox.

After a slow start, Harelik started working regularly on television and films in the mid-1990s. Since then, he has had featured roles in Hearts Afire, The Swan Princess, Wings, Almost Perfect, Veronica's Closet, Election, Boy Meets World, Hugh Hefner: The True Story, Jurassic Park III, Will & Grace, Prison Break, Heartland and The Big Bang Theory.


Mark Harelik at IMDB

Mark Harelik at Wikipedia

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