The Apple Dumpling Gang Rides Again (1979)
The Apple Dumpling Gang Rides Again is a 1979 sequel to the 1975 American family film The Apple Dumpling Gang starring the comedy duo of Tim Conway, and Don Knotts. Conway and Knotts reprise their roles as Amos and Theodore. The film also stars Tim Matheson, Harry Morgan, and Kenneth Mars. Laugh-In star Ruth Buzzi appears in a small cameo as a wild farsighted woman. Robert Totten, who directed installments of Gunsmoke, also had a small part in the film.
More at Wikipedia.