Shark Tank Season 4 Guest Sharks Updated Jun 2026

These guest sharks rotated in and out of the tank, often filling the sixth chair or substituting for one of the regular sharks.

If you want to revisit these classic pitches, you can find Season 4 episodes on major streaming platforms. Reviewers on Rotten Tomatoes often cite this as the season where the show truly found its rhythm, featuring legendary deals like and Cousins Maine Lobster .

Even without guest sharks, this season delivered some of the most legendary moments in the show's history:

: Known as the "Queen of QVC," she became a series regular this season after her successful Season 3 debut. Kevin O’Leary shark tank season 4 guest sharks

Shark Tank Season 4 (2012–2013) is often regarded as the "Golden Age" of the series because it was the year the of Sharks finally solidified. For the first time, fans saw the now-iconic six— Mark Cuban , Kevin O'Leary , Daymond John , Barbara Corcoran , Lori Greiner , and Robert Herjavec —appearing consistently throughout all 26 episodes.

Here is a deep dive into the Season 4 Guest Sharks, highlighting why they were interesting and the memorable moments they created.

: The Emmy-winning comedy writer appeared during the presentation for . These guest sharks rotated in and out of

While no guest investors joined the panel, several high-profile figures appeared on stage to help pitch products:

The Making of a Powerhouse: Shark Tank Season 4 's Shark Lineup

Season 4 of Shark Tank (which aired 2012-2013) was a pivotal season for the franchise. While the "Core Five" (Mark Cuban, Barbara Corcoran, Daymond John, Robert Herjavec, and Kevin O'Leary) were solidified, the producers began experimenting with "Guest Sharks" to bring new dynamics to the table. Even without guest sharks, this season delivered some

: The former NFL star and New York Giants running back helped pitch PRO-NRG , a protein-infused energy drink.

Chris Sacca appeared toward the end of Season 4. At the time, he was a legendary Silicon Valley investor (early in Uber, Twitter, Instagram).

: The comedy writer and actor presented PC Classes Online , a computer instruction project.