A young Elizabeth lives in dangerous times, leading the Protestant rebellion against her Catholic half-sister Mary, and challenging her claim to the throne.
The wife of a convicted man fakes evidence in a new crime so that McGarrett will have to re-open her husband's case.
Greer and another veteran cop have both been frustrated by a drug pusher they've been trying to nail, who has twice had his case dismissed on legal technicalities. Finally, the third time appears to be the clincher, as the man is caught at an airport with a case full of heroin.
Archie's dream of becoming a grandfather is dashed when Gloria suffers a sudden miscarriage.
Sally has a date with a mystery man, and Jean has a surprise for Sid for Father's day; but Sid's suspicious mind throws a spanner in the works.
Lucy Carter, a widow with two teen children, takes a job as a secretary for her stuffy brother-in-law.
Goober is elected a church elder, only to be caught in a scandal in which he used the church money for gambling.
Cleavus think he could be rich, but he soon finds fool's gold in the mine.
An English couple comes to Nevada to learn why a ranch owned by the British investment firm is the only company holding not showing a profit.
Realising Chin-Lee has been using the power of the Keller Machine to carry out assassinations, the Doctor heads back to Stangmoor, only to find the Master has teamed up with Mailer to stage another riot.
Lou and his wife Edie separate and Mary becomes involved when she is asked for advice.
Danny forces Keith to put the brakes on his spending when his car drains his finances and he realizes he may not be able to afford to take his girlfriend to the prom. Guest Stars: Annette O'Toole as Carol, Carl Ballantine as Pitchman Song: "You Are Always on My Mind"
A reporter interviews Marcia and asks her about her views on Women's Lib. This leads to her joining Greg's Frontier Scouts to try to prove a woman can do anything a man can do.
Hannibal Heyes and Kid Curry, two of the most wanted outlaws in the history of the West, are popular "with everyone except the railroads and the banks".
Dan August is a Quinn Martin crime drama series which aired on ABC from 1970-1971. The series stars Burt Reynolds as the title character. Reruns of Dan August aired in prime time on CBS from May to October 1973 and from April to June 1975.
Uncle Arthur's new flame, Aretha, is not happy about his practical jokes. To please her, his practical jokes are installed in the Stephens' home where all hell breaks loose. Samantha tells Arthur that Aretha isn't worth putting her and Darrin through a lot of trouble and he puts their house back to normal.
Ed and Eve travel to Mexico to assist in the interrogation of a former suspect in a murder case, who has been arrested for a similar offence across the border. The local police are determined to convict him, but Ed and Eve are equally certain that he is innocent; and when he is helped to escape from police custody, suspicion falls on them.