The Olympic SWAT team, a newly formed special unit, strives to overcome challenges and solve dangerous criminal cases.

A family of criminals plans to avenge the death of one of its members by killing all the S.W.A.T. team officers; guest Diana Hyland.

The team pursues scuba-diving jewel thieves suspected of murder; guests Christopher George, Sal Mineo, Lesley Ann Warren.

Police officer James Street joins the newly formed Special Weapons and Tactics team to investigate the ambush killing of his partner.

Hondo orders Dom and T.J. undercover to bust a ring of gun dealers who supplied the automatic weapons used in a series of robberies.