William Brent `` Billy '' Unger ( born October 15 , 1995 ) is an American actor and martial artist , best known for playing Chase Davenport in the Disney XD sitcom `` Lab Rats '' .
Billy Unger ( born October 15 , 1995 ) is an American actor . He is best known for his role of Chase Davenport on the sitcom `` Lab Rats '' .