First at Walt Disney Studios and then, after being pushed out in a power struggle, at DreamWorks, the firm he founded with Steven Spielberg and David Geffen, Katzenberg helped shepherd to the screen films including "Star Trek: The Motion Picture," "Raiders of the Lost Ark," "Good Morning, Vietnam," "Pretty Woman" and "Dead Poets Society," as well as animated classics such as "Aladdin," "The Little Mermaid," "Madagascar" and "Kung Fu Panda." By his own count, he had a hand in 406 live-action movies, 41 animated movies, more than 85 television shows and five Broadway plays.