9 Celebrities You Totally Forgot Guest-Starred on ‘Workaholics’

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May 24, 2016 5:04 pm·

By Anna Quintana

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Adam, Blake and Ders as pot-loving best friends who work at a telemarketing company provide enough laughs on their own — but add in a great celebrity cameo and it's Workaholics magic.

Season 6 of the Comedy Central series has featured guest stars such as Dane Cook, Liam Hemsworth and Britney Snow as everyone from an over zealous boss to a catfish victim!

However, let's not forget about the many celebs who've visited Rancho Cucamanga in the past five seasons.

Click through the gallery for a look at the actors you totally forgot guest-starred on Workaholics!

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Jack Black

The Nacho Libre star appeared as Adam's father Pritchard in the hilarious episode "Gramps DeMamp is Dead" last season.

2 of 10

Rebel Wilson

Adam Devine's Pitch Perfect co-star made a cameo in the first season of the Comedy Central show as a "juggalette."

3 of 10

Ben Stiller

The Zoolander actor made a cameo in Season 5 as the boys' landlord, Del, who has some serious wrestling moves!

4 of 10

Tyler Posey

It wasn't much of a stretch for the Teen Wolf star to portray a popular high school football player on the show in Season 3.

5 of 10

Rumer Willis

The daughter of Bruce Willis and Demi Moore showed off her acting chops in Season 3, temporarily replacing Karl as a the guys' new drug dealer.

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Tom Green

Who remembers when Tom Green showed up as a killer cyborg of himself in Season 3?

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Jerry O'Connell

The 42-year-old actor appeared as enthusiastic team-building leader Teddy in Season 5's episode "Gayborhood."

8 of 10

Lori Beth Denberg

Fans of the '90s hit show All That were ecstatic when the former child star appeared on the series as an exaggerated version of herself in Season 3.

9 of 10

Chris D'Elia

Justin Bieber's favorite comedian portrayed a child sex offender who Blake found on, you guessed it, a Bieber fan club website in Season 1.

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