Born in Pennsylvania, he is an American actor known for his versatility on stage and screen. He began his career in theater, performing in various productions before transitioning to film and television. He gained recognition for his role as Toad in "X-Men: Days of Future Past" and has appeared in series like "Girls" and "Frontier." His work spans across genres, showcasing his dynamic range. Off-screen, he is involved in producing and is married to actress Zosia Mamet.