a graduate student named Jennifer pursued by goons of millionaire industrialist Adrian Ravenscroft, who hides Ponce de Leon's map to the Fountain of Youth inside Bigfoot in the midst of a stunt driving show. This forces Yank Justice and Bigfoot, Red & Redder and Black Gold, and Professor D. & Dilly and the Orange Blossom Special, into a cross-country trek to rendezvous with Ravenscroft at the Fountain and stop him. Ravenscroft is so powerful he can impose his will onto county sheriff's offices and get the group arrested. They are saved by Close McCall and his souped-up stunt car War Lord, so he joins the team after initial resistance the first time he tried.

The troopers of two starships have joined forces to terminate a massive bug attack at a Federation outpost. Before the mission can be completed and the survivors evacuated, one ship abruptly departs and goes inexplicably dark. The remaining battle-hardened troopers race to the rescue only to discover that the threat from the bugs is about to hit home.

Some time after the Mousekewitz's have settled in America, they find that they are still having problems with the threat of cats. That makes them eager to try another home out in the west, where they are promised that mice and cats live in peace. Unfortunately, the one making this claim is an oily con artist named Cat R. Waul who is intent on his own sinister plan.