Quentin Masters

After discovering that a group of car thieves may have something to do with his father's untimely death, Steve pursues the criminals and attempts to capture them as well as prove his prowess as a racecar driver.

A Murderer... A Captive Woman ...and a Deranged Arsonist ...in a Deadly Inferno! (imdb)

Fontaine Khaled is the wife of a wealthy but boring businessman. She spends his money on her nightclub, the hobo, and partying. She hires a manager, Tony, to run her club, but it is understood that his job security is dependent on him satisfying her nymphomaniac demands. Tony loses interest in Fontaine, and turns his attention to her young step daughter, who uses him to get back at Fontaine for cheating on her father. (imdb)

Young hitch-hikers Gary (Michael Burns) and Chay (Meg Foster) make their way around California together, hitching rides when they can and spending evenings under the stars. Gary is a kid from a decent background and a home in Connecticut who has chosen to postpone going to college in order to "discover himself"; Chay is a more freewheeling type who just wants to experience the here-and-now while she is still young...