Batman to Petticoat Junction
3 connections
Batman
Hogan's Heroes
Hogan's Heroes Colonel Klink has an explicable but existent cameo in an episode of the 1960s live action Batman
Green Acres
Green Acres' Oliver Wendell Douglas was briefly a prisoner in Stalag 13 where he contacted Hogan's Heroes' Colonel Hogan
Petticoat Junction
Petticoat Junction spun off Green Acres.