<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> 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>
who played the crazy guy in prison break
who played the crazy guy in prison break
Silas Weir Mitchell
Silas Weir Mitchell