Michael 'Newmie' Newman is a real lifeguard.
Shawn Weatherly (Jill), Cliff Potts and Holly Gagnier had guest roles on the series T.J. Hooker.
Michael McManus (Sid) also had a guest role in Knight Rider. The main role on Knight Rider was played by David Hasselhoff.
Gregory Alan Williams, Cliff Potts, Todd Bryant, Shawn Weatherly and Holly Gagnier filmed with William Shatner. Holly Gagnier Free Enterprise and she also appeared in a guest role on T.J. Hooker , Willams had a guest role in Boston Legal. Cliff Potts and Shawn Weatherly had also guest starred in TJ Hooker. Todd Bryant filmed Star Trek 5 and 6.
Billy and his co-star Erika Eleniak formed one of the most iconic couples on the show - and they were also engaged in real life.