Brian Patrick Stepanek (born February 6, 1971) is an American actor. He is best known for his role as Arwin Hawkhauser in the Disney Channel Original Series The Suite Life of Zack & Cody. He was also a Sector Seven Agent in the 2007 Michael Bay film Transformers, and also had a supporting role in The Island. He is now known for playing Tom Harper, the father of quadruplets on Nickelodeon's Nicky, Ricky, Dicky & Dawn; and the voice of Magnifo on the short-form Cartoon Network series Mixels.