S.W.A.T. - Season 2 Episode 14
Silent Night, Deadly Night

Millionairess Doris Bristol has brought gems into the hospital where she is undergoing cosmetic surgery. Her bodyguard, John DeLeon, is slain after he spots criminal Frank Malloy posing as a dying patient (part of a plan where a woman doctor and he plot to steal the jewels from the socialite). Hondo and his men, who are at the hospital putting together a Christmas party in the childrens ward, find themselves on duty when the discovery of DeLeons body leaves Mrs. Bristol unprotected and in apparent jeopardy.