Howard St. John has appeared in 9 movies.
These include Strait-Jacket, Don't Drink the Water, Strange Bedfellows, Mister 880, The Undercover Man, Quick, Before It Melts, The Tender Trap, Sex and the Single Girl and Undercover Brother.Howard St. John has appeared in 9 TV Series.
These include Summer Playhouse, Profiles in Courage, The Islanders, The Defenders, The Dinah Shore Chevy Show, The Philco Television Playhouse, Robert Montgomery Presents, Studio One and Hallmark Hall of Fame.