Baywatch (1989)

S7E11 Heal the Bay

While swimming in waters tainted by toxic waste, Mitch falls seriously ill. Unaware of the contamination, he struggles with his health, prompting Neely, C.J., and Cody to step in and help. The trio embarks on a mission to uncover the origins of the illegal dumping and identify the harmful substance responsible for Mitch's condition.