Pre-fame
Guest appearances from then-unknown actors include but are not limited to:
- Jason Segel as Watermelon Guy, who currently stars in CBS's How I Met Your Mother, as well as a screenwriter and star in movies including Forgetting Sarah Marshall and I Love You, Man.
- Jamie Pressly as Girlfriend, starred in NBC's My Name Is Earl and many movies including I Love You, Man.
- Donald Faison as Drummer for Love Burger, starred in NBC's medical comedy, Scrubs.
- Selma Blair as Girl Mike Hits On, many motion pictures including Cruel Intentions, Hellboy and Hellboy II: The Golden Army.
- Breckin Meyer as Lead Singer of Love Burger, starred in Road Trip, Garfield: The Movie as Jon and in the current TNT dramedy, Franklin & Bash.
- Clea Duvall as Jana, co-starred in The Faculty, Girl, Interrupted, and Carnivàle.
- Peter Facinelli as Mike Dexter, now stars as Carlisle Cullen in the film adaptations of the Twilight series
- Freddy Rodriguez as Jock #3, starred in HBO's Six Feet Under and films such as Planet Terror.
- Tamala Jones as Cindi, stars as Dr. Lanie Parish in the ABC crime drama Castle.
- Chris Owen as Klepto Kid, appeared in the American Pie movies as Chuck "The Sherminator" Sherman
- Sara Rue as Earth Girl, co-starred in the series Popular, Less Than Perfect, Eastwick and Malibu Country
- Eric Balfour as Hippie Guy, currently stars in the series Haven.
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