David H. Mandel is an executive producer and director of Curb Your Enthusiasm, and one of the producers of the teen-comedy Eurotrip. He was a writer for Seinfeld during its seventh, eighth, and ninth seasons. He is also one of the creators of Clerks: The Animated Series, and he was a writer for Saturday Night Live. He had a brief stint as a host of Dave and Steve's Video Game Explosion, a comedy video game review show that aired late nights on TBS as part of the Burly Bear Network. The show only lasted a few episodes before the entire block was canceled.
Mandel wrote the Seinfeld episode The Bizarro Jerry, and on the commentary track to the DVD, has stated that this was his favorite Seinfeld of the episodes he wrote.