The show It 's Always Sunny in Philadelphia started showing after 2005 .
He currently plays Frank Reynolds on the FX and FXX sitcom It 's Always Sunny in Philadelphia ( 2005–present ) .He is known for his film roles in One Flew over the Cuckoo ’ s Nest ( 1975 ) , Terms of Endearment ( 1983 ) Throw Momma from the Train ( 1987 ) , Twins ( 1988 ) , The War of the Roses ( 1989 ) , Batman Returns ( 1992 ) , Get Shorty ( 1995 ) , Matilda ( 1996 ) , Mars Attacks ! (
Danny DeVito