Tanner Foust is a professional racing driver, stunt driver, and television host. He competes in rally, drift, ice racing, time attack and rallycross with multiple podium placements and national championships. He is a co-host on the American version of the motoring television series, Top Gear.

He graduated from the University of Colorado with a degree in molecular biology. He was slated to become co-host for the original American version of the motoring television series, Top Gear, on NBC and filmed a pilot before the series was not picked up. The series has since been picked up by the History Channel and Foust was the only pilot presenter to be picked up when the program finally made it on air in the U.S. in late 2010. He has also hosted other shows including SPEED Channel's SuperCars Exposed, SPEED Channel's Redline TV and ESPN's Import Tuners. On November 21, 2010, he made his debut for the History Channel series, Top Gear, the American version of the BBC hit series of the same name.

Tanner has been a stunt driver for films such as The Fast and the Furious Tokyo Drift, Iron Man 2, and The Dukes of Hazzard. He is a prominent competitor in Formula D, being the 2007 and 2008 Formula D champion and is an accomplished rally racer. Foust is the first driver in Formula D history to win back-to-back series championships. Tanner competed in X Games XIII where he won the gold in the rally racing event. He also participated in Rally America in 2009. In 2010 at X Games XVI he got gold in Rally Car Racing and Rally Car Super Rally, driving the Rockstar Energy Ford Fiesta. He also competed in the European Rallycross Championships for Drivers, becoming the first American to do so. After leaving the drifting scene in favour of Rallycross in 2011 he is a regular ERC competitor, taking part in all 10 rounds of the FIA recognised series.