<Tr> <Th> Occupation </Th> <Td> Actor </Td> </Tr> <Tr> <Th> Years active </Th> <Td> 1995--present </Td> </Tr> <P> Silas Weir Mitchell (born Silas Weir Mitchell Neilson; September 30, 1969) is an American character actor from Philadelphia, Pennsylvania, United States . Silas Wier Mitchell is known for starring as Charles "Haywire" Patoshik in the Fox television series Prison Break (2005--2007), and Monroe in the NBC television series Grimm (2011--2017). </P> <P> Mitchell was born and raised in Philadelphia, Pennsylvania . He is named after an ancestor, the 19th century physician and author Silas Weir Mitchell . </P>

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