Logan and Caroline's relationship hits a new low when Caroline returns his engagement ring, but things change when a baby is left in Logan's possession. Meanwhile, Cody must overcome yet another setback to his Olympic career.
Matt Brody returns to Baywatch and ends up trapped on a yacht with Neely when a group of ruthless pirates take hostages. Meanwhile, Joey's past may jeopardize her adoption by Mitch.
As the crippled oil rig sinks and floods with water, Cody, Neely and Stephanie begin a desperate rescue effort to save the two young couples, and themselves, until the Baywatch lifeguards can arrive to help.
Mitch considers a new career working with Garner as a private eye. Logan cheats on Caroline again. The explosion of an offshore oil rig endangers Stephanie, Cody and Neely.
Hobie is thrilled when the “Johnny Danger Stunt Show" comes to the beach, but Mitch finds Johnny has questionable morals and is worried Hobie may follow his example. Matt is accused of sexual harassment by bad girl lifeguard Neely.
Prominent British businessman Richard Branson visits Baywatch to perform several risky stunts, putting the lifeguards on high alert. Meanwhile Mitch has to save one of Kaye's employees whose violent husband has come looking for her.
When testing out a new flying machine, Mitch spots a makeshift raft with a stranded woman in it. Mitch must help the Chinese woman find her sister. Back at headquarters, Matt and Garner deal with a beach robbery scam.
Matt and CJ stumble upon a homeless man who shockingly turns out to be someone they know very well. Meanwhile, Mitch must rescue a boy's brother from drug smugglers so the boy can receive a life-saving transplant of his brother's bone marrow.
Andy, an old friend of Mitch, visits Baywatch to complete four days of lifeguard service in order to remain on the active roster. But Andy's strong-arm tactics do not sit well with the other lifeguards.
Mitch receives a mysterious package his father had put together before he died. Mitch and his father never saw eye-to-eye, but this gift impacts Mitch more than he ever thought possible. Logan visits a hypnotist to deal with a past trauma.
Tracy, a lifeguard-turned-hovercraft expert, arrives at Baywatch to demonstrate the benefits of the new rescue vehicle. Meanwhile, The National Pro Beach Volleyball Tour arrives, reigniting Matt's desire to be a professional beach volleyball star.
When the hot Santa Ana winds move in from the desert, things start heating up on the Baywatch beach in more ways than one, as it seems like all the “weirdos” in the world have been blown to the beach.
The beach descends into chaos when DJ Larry "Loomin" Large announces a beach wide treasure hunt for a gold pirate doubloon worth $100,000. The Baywatch team is put on high alert when thousands of reckless treasure hunters storm the beach.
When a woman Mitch refers to as “The Mermaid” turns out to be the wife of a crime boss, an FBI agent comes to catch him before he can escape the country. Things become complicated when Mitch and the catty FBI Agent butt heads.
Carter McKay has recently moved to Southern California to live with his father after his mother's death. When Hobie invites him to the annual father/son lifeguard competition Hobie learns the reason Carter is so embarrassed by his father.
Mitch has to work a 24-hour shift with Stephanie and entrusts Hobie with the responsibility of taking care of himself during that time. But Hobie becomes infatuated with an older girl and is pressured into throwing a party without Mitch's knowledge.
John Cort shows up at headquarters and convinces Mitch to compete in the Baja Run dune buggy race with him. What Mitch doesn't know is Cort is keeping a secret which could land them both in a Mexican prison.
After a recent earthquake which almost took his life, Hobie leaves California to live with his mother in Ohio. When they both show up at headquarters a few weeks later Mitch is surprised, especially when he hears the reason they are there.
Country and Western superstar Jessie Lee Harris takes a detour from his concert schedule and pays a visit to Baywatch in search of his estranged wife and son.
An investigative reporter is working on a story which details the sale of U.S. military technology by businessman Edward Falcon. The story is so incriminating that her life is put at risk. Can the Baywatch team help her get out alive?