Tommy Chong

"Dave? Dave's not here!" That's Tommy Chong's signature comedy routine, but it's his lifelong use of marijuana on and off the silver screen that he's best known for.

Johnny Depp

One of Hollywood's favorite actors, Johnny Depp has portrayed Hunter S. Thompson several times, as well as the drug smuggler in "Blow."

Cameron Diaz

There's something about Cameron Diaz. She smoked a joint with Drew Barrymore on a beach in Hawaii, bought weed from Snoop Dogg in high school and played a potty-mouthed pothead in "Bad Teacher."

Harrison Ford

Harrison Ford has never publicly spoken about marijuana or played a movie stoner. Yet it's widely believed he's an avid pot smoker.

Megan Fox

On several occasions, actress Megan Fox has acknowledged her marijuana use. "I hope they legalize it," she says.

Zach Galifianakis

Zach Galifianakis showed his support for marijuana legalization by firing up a joint on "Real Time with Bill Maher" in 2010. He played a stoner in "Due Date" and has co-starred in "The Hangover" movies.

Woody Harrelson

Longtime CelebStoner Wood yHarrelson started by advocating for hemp. Today he co-owns The Woods dispensary and lounge in West Hollywood.

Kid Cudi