Mitch and Ryan investigate the people who would benefit from the hostile takeover of a company that includes the murder of certain key employees. Meanwhile, an attractive young lady, named Donna Marco, buys the Nights bistro from Lou, and she hires Griff Walker, an beach surfer, to help her out and with Mitch's work.
Ryan's younger sister, Charlie, arrives in town for a visit, but who is unknowingly followed by some gangsters who claim she made off with their cash. The mob leader, Miles Harrington, then holds Ryan hostage as collateral.
Mitch's former rival Albert Romero (from the Baywatch episode 'Red Wind') suddenly shows up and asks Mitch and Garner to help him search for his wife, Bobbie, who he believes was kidnapped by the Mafia.
Former Baywatch lifeguard Eddie Kramer arrives and appeals to Mitch to investigate a rescue that resulted in a death on the beach, for with he has been blamed. Meanwhile, Garner and Ryan go on a stakeout to watch an alleged thief.
A deranged man, named Garth Youngblood, takes a fancy to Baywatch lifeguard Caroline Holden and makes many advances toward her. When Caroline resists, Garth captures her and locks her in a cage furnished like her apartment, while Mitch teams with fellow Baywatch lifeguards, Newman and Barnett, to help him and Garner look for Caroline.
Rene and R.J. O'Gill, two step-children of a recently widowed man, hire Mitch to protect them for they suspect that their step-father, Robert Houston, murdered their mother for her money. Both Rene and R.J. will inherit a trust fund on Rene's 25th birthday which is only a week away.
Mitch, Garner and Ryan investigate a family dispute which results in a wife accusing her husband of corporate embezzlement and giving him the reason to "erase her." The detectives have to find the man before he can carry out his plan.
Several members of a 1970's surfing rock band die during a reunion at the beach, and Mitch investigates. Meanwhile, Donna is tricked into jumping off a bridge and spends the night in the water, where she is rescued by two men carrying out a mysterious mission.
In the second season opener, the series develops a more supernatural/weird tone as Mitch and Griff investigate a sunken freighter where they fight for their lives against an unknown force and realize that the freighter might have been sunk by a New Guinea sea monster according to a woman they found floating in the ocean near sunken wreckage of her sailboat.
Mitch and Ryan head out in the ocean to a oil rig abandoned after a strange accident and find a drifting yacht with a terrified young woman aboard who says that her yacht captain was pulled off the ship by a gelatinous green sea monster, which in fact was the result of the oil rig accident.
During a normal day at Baywatch, Mitch rescues a young man, named Jake, from drowning, and he soon gets involved in a complex X-Files-type plot line where Jake has a connection with the Roswell UFO incident in the 1940's
After a report of a possible black arts event in the nearby woods, Mitch and Ryan investigate and find a half-burned book containing strange incantations. Their search leads them to a specialty occult book shop where they find a duplicate of the book where the incantations are shown for calling evil spirits.
Investigating strange events at a nearby campsite, Mitch and Ryan enter a cabin and find themselves transported back in time to a 1890's brothel in New York with an ax/knife wielding killer planning to murder everyone involved.
Mitch is alarmed when a child that he saved from drowning six years ago is now a part of a Haitian voodoo cult. When Mitch and Ryan investigate, they turn to a voodoo priestess, Madam Trudor, to help them.
Mitch investigates the disappearance of two Baywatch lifeguards without a trace in the water going after cries of drowning. When Donna also goes missing, Mitch investigates an old auto accident with one survivor who may hold a clue to the disappearances.
Mitch and Ryan witness a murder committed by a stark, staring, mad woman, called Francesca. Ryan does some investigating and becomes more and more convinced that Francesca is a very real vampire who has chosen Mitch as her next victim.