Best known for his role as Jim Halpert on the popular television show The Office. He has also played leading roles in such films as Away We Go, Leatherheads, Promised Land, Aloha and 13 Hours: The Secret Soldiers of Benghazi. He directed and starred in the 2018 horror film A Quiet Place.
He was in the same high school class as his future The Office co-star BJ Novak at Newton South High School. While attending Brown University, he was a member of the sketch comedy group Out of Bounds.