Michael Manning Weatherly Jr. (born July 8, 1968 in New York City, NY) is an American actor, writer, singer, and director. He is best known for his roles as Special Agent Anthony DiNozzo on the television series "NCIS". Prior that he was known as Logan Cale on the television series "Dark Angel".
On April 11, 2014, he guest-starred on the American Whose Line? and despite his best efforts, he couldn't stop from laughing during two of the skits he was featured in.