not on lbxd: www.imdb.com/title/tt0394334/

Strangers Among Us (1993)

A group of frantic UFO experts, led by the attractive Dr. Faye Taylor, arrive at Baywatch and set up monitoring equipment on the beach in the expectation of an arrival by extraterrestrials arising from the ocean much to Mitch and Stephanie's chagrin, while Hobie and C.J. join in on the activities. Meanwhile, surfer Jimmy Slade arrives back at Baywatch after a surfing competition in South Africa to rekindle his romance with Summer, unaware that one of his three surfboards harbor valuable diamonds that a couple of ruthless smugglers want.