Seamus McCarthy began performing at the I.O. Theater in Chicago with The Lost Yetis and Monster Island (he had a great time). He was hired by The Second City in Chicago to join their Touring Company, and was later made an original cast member for The Second City Theater in Las Vegas (he had a great time). He's appeared on The Office and Jimmy Kimmel Live! (he had a great time). He hopes you have a great time.