David Hasselhoff played a lifeguard in Baywatch.
Baywatch is an American action drama series about the Los Angeles County Lifeguards who patrol the beaches of Los Angeles County , California , starring David Hasselhoff . David Hasselhoff . His career continued with his leading role as Michael Knight on Knight Rider and as L.A. County Lifeguard Mitch Buchannon in the series Baywatch . Mitchell `` Mitch '' Buchannon is a fictional character from the television series Baywatch . He was played by David Hasselhoff in every season of Baywatch and Baywatch Nights plus in the first season of Baywatch Hawaii .