John P. Navin, Jr. has appeared in 4 movies.
These include The Toughest Man in the World, Losin' It, National Lampoon's Vacation and Explorers.John P. Navin, Jr. has appeared in 6 TV Series.
These include Jennifer Slept Here, Double Trouble, Silver Spoons, Gimme a Break!, The Facts of Life and Cheers.