A tar monster haunts the lost city of Byzantius, Turkey.
The 1977 and 1978 episodes were originally broadcasted as segments on the package show Scooby's All-Star Laff-A-Lympics and Scooby's All-Stars. The 1980 episodes featured Captain Caveman and the Teen Angels in their own half-hour timeslot.
Jenna Wade, Bobby's ex-girlfriend, arrives in Dallas seeking Bobby's help. Meanwhile, J.R. hopes that Pam's jealousy will make her decide to leave Dallas.
A television news crew - the Disaster Squad - edit a report to make it look as though Ponch had threatened them with violence. However, the reporter is forced to confess all during a later report when Jon and Ponch rescue a child from a river.
The cases of an easy-going ex-convict turned private investigator.
G-Force is introduced and faces a challenge against one of Spectra's mightiest machines, the Space Terrapin. To control the Universe, Spectra will stop at nothing to steal Earth's most valuable mineral: Vitalumis. Mark, Jason, Princess, Keyop and Tiny (with help from 7-Zark-7 at Center Neptune) power The Phoenix to victory over Zoltar and Spectra.
Banner works as a mechanic at a racetrack and befriends a young man, the brother of the local champ, who is taken advantage of by some rival race-drivers.
When a scientist develops a way to control matter, he uses it to manipulate the outcome of a football game.
A German girl attempts to flee the country rather than surrender her baby to a broker's clients; Levitt turns to stimulants to aid in his self-imposed thirty-six hour shift.
Richie makes up a story to tell Lori Beth when he's actually escorting a baton twirler to the fraternity dance.
Jessica gives Corinne marriage advice, Mary tells Burt she wants to go back to school, Dutch takes off and Chester has a seizure.
When Mindy tells Mork that he has to experience love in order to understand the human experience, he takes her advice and falls head over heels for the lovely Dolly, oblivious to the fact that she's a mannequin.
Professor Doriarity is recruited by Spectra to make a robot horse army. The Great Spirit makes the Professor the new Ruler of Spectra in exchange for the army and G-Force goes to Spectra to stop him. They arrive to find that Spectra has turned on the Professor and they must now rescue the Professor and stop the robot horse army.
Regan's girlfriend has a nightmare that has similarities to a deadly incident.
Dr. Keldermans visits the Candide with tragic news, and Albert must take decisive action if Lifeline is to continue. Meanwhile, Natalie has the difficult task of taking two eccentric Russian evaders down the line. Brandt dines with a high-ranking military acquaintance, Oberst von Elmendorff, who tries to recruit him in a military plot to assassinate Hitler, while Kessler invites Albert to a strange garden party.
Alan moves in with the Jeffersons and George continues efforts to get the warehouse for himself. Meanwhile, battles with the landlord prompt Louise and Helen to try to find a better place for the Help Center.
Spectra agents bring a man who was released from 30 years in prison back to planet Spectra. The ex-prisoner was an expert marksman and Zoltar wants him to operate Spectra's newest weapon, a vehicle mounted gun. G-Force goes to Spectra to investigate.