Cast members of "The Andy Griffith Show" are on hand when Andy comes back to the North Carolina burg to visit Opie (Ron Howard), an expectant father, and winds up helping Barney (Don Knotts) in his bumbling campaign for sheriff. Gomer: Jim Nabors. Goober: George Lindsey. Helen: Aneta Corsaut. Bass: Howard Morris. Directed by Bob Sweeney.