[post_page_title]Brandon Call – then[/post_page_title]
John Thomas Lambert, otherwise known as J.T. on the show, was played by Brandon Call. He was the eldest son of Patrick Lambert and always had beef with Dana, the eldest daughter of the Duffy clan.
Brandon began his acting career on an episode of the detective tv series, Simon & Simon. He continued landing tv roles on hit shows such as Magnum P.I., The Charmings, and Baywatch, before joining the Step by Step cast.