Shark Tank is an American business reality television series that premiered on August 9, 2009, on ABC. The show is the American franchise of the international format Dragons' Den, a Japanese TV series. It shows entrepreneurs making business presentations to a panel of five venture capitalists called "sharks" on the program, who decide whether to invest in their companies.

Terrence Thomas Kevin O'Leary, sometimes called Mr. Wonderful or Maple Man, is a Canadian businessman, investor, journalist, and television personality. From 2004 to 2014, he appeared on various Canadian television shows, including the business news programs SqueezePlay and The Lang and O'Leary Exchange, as well as the Canadian reality television shows Dragons' Den and Redemption Inc. In 2008, he appeared on Discovery Channel's Project Earth. Since 2009, he has appeared on Shark Tank, the American version of Dragons' Den.