Philip Stark is an American television and film screenwriter. A native of Houston, Texas, Stark graduated with a degree in Radio-Television-Film (RTF) from The University of Texas at Austin in 1995.
He is best known for his film, Dude, Where's My Car? from 2000, and wrote the script for a sequel, Seriously Dude, Where's My Car, which did not make it into production. Prior to this, he was a writer and script editor for That '70s Show and has also written for South Park.
In 2000, along with his friend, animator Graham Robertson, Stark created the popular online cartoon parody of the Budweiser "Whassup?" commercial featuring clips from the Superfriends. 
Since June 2003, Stark has been working on the script for video-game comedy Rad Brad, Modern Warrior for New Line Cinema with Jack Black attached as a producer and possible lead.