|Voiced by||Thomas F. Wilson
P.T. Tannen was a member of the Tannen family that ran a sideshow at the 1904 World's Fair Exposition in St. Louis, Missouri.
P.T. Tannen kidnapped Marty McFly at the fair to display him as a sideshow attraction, but was foiled by Doc, Clara, Jules and Verne Brown.
Behind the scenes
P.T. Tannen is named for circus organizer P.T. Barnum.