Dwight Hansen, "This Boy's Life"
Based on the true story of Tobias Wolff, Robert De Niro plays the step-father to a young Tobias (Leonardo DiCaprio) and verbally, emotionally and physically abuses him.
Darth Vader to Homer Simpson: 20 of Hollywood’s Worst Dads
In honor of Happy Father's Day, TheWrap salutes infamously awful film and TV dads.
