Actor O'Shea is best known for his role as Milo in the comedy film 'Dude, Where's My Car?'. He has also appeared in other films such as 'The Gridiron Gang' and 'The Three Stooges'. O'Shea is an American actor who has been active in the entertainment industry since the early 2000s. He has had roles in television shows such as 'The Shield' and 'The Mentalist'. He is also a voice actor, having provided the voice of the character of Shredder in the animated series 'Teenage Mutant Ninja Turtles'.