Five-O investigates the death of Vietnam hero Jack Rigney, who fell from a balcony. His father is a World War II veteran, but his brother Michael is a peacenik, and Danno goes undercover as a draft dodger to help solve the mystery of Jack's death.
It's Edith and Archie Bunker's wedding anniversary. Edith manages to drag Archie to church. Daughter Gloria and her husband Mike try to whip up a party atmosphere for the parents.
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
Jack Cassidy as the mastermind of an unusual business: his clients pay him to harass people and he employs a gang of youths to do the dirty work. Pete: Michael Cole. Mrs. Hamilton: Barbara Rush. Linc: Clarence Williams III. Johnny: Richard Kim Milford. Julie: Peggy Lipton.
A task force of Clampetts awaits an invasion of the U.S. by fish.
An insecure Jamie is unsure of his place in the family, having trouble adjusting at his new school and keeps getting harassed by a bully. When he takes Ben's prized gold-plated rifle and breaks it, he runs away, sending Ben to go looking for him.
Klink takes Hogan to England to steal an Allied plane, but Hogan has other plans --- to expose some Nazi spies.
Attempting to find out where Jo encountered the Master, the Doctor heads to the circus where he falls foul of Rossini.
Mary gets a tempting offer from a rival television station, but becomes reluctant to leave when her WJM-TV colleagues throw a farewell party for her.
Jan and Cindy catch Greg smoking with some friends. This leads to them telling Marcia who in turn tells Mike and Carol.
Laurie gets braces right before a television show comes to film the band. As if that isn't bad enough, when they begin to play, her braces pick up radio signals and all she can hear is The Rolling Stones! Guest Star: Mark Hamill as Jerry Song: "The Love Song"
A successful folk trio comprising two brothers and a sister tour San Francisco, and Eve's suspicions are roused when the girl, an old school friend, disappears without a word. When the body of another young woman turns up, brutally murdered, the Chief knows that there is a connection somewhere; but which, if either, of the brothers killed the girl? The clue to their sister's whereabouts might just be in their music.
Felix's determination to win a cooking contest drives Oscar nuts.
Foster, whose radio is knocked out and his oxygen line cut, is presumed lost (but they did a crummy job, not even trying to find his body) during a confrontation with a UFO on the moon's surface. Foster is found by an alien, and together, they cross the lunar landscape, developing a friendship when the alien must try to do make-shift repairs on Foster's suit to keep him alive. At the end, a Moonmobile crew finds Foster and misunderstands his intent when he points them to the alien nearby.
An electronics genius is busted out of prison so he can mastermind a massive robbery of diamonds from the Honolulu Diamond Exchange.
A campus demonstration may turn into a bloody conflict if a mentally disturbed student has his way. Linc: Clarence Williams III. Walter: Bob Balaban. Julie: Peggy Lipton. Miss Osgood: Josephine Hutchinson.