6 Season
166 Episode
The Flintstones - Season 5 Episode 19 The Hatrocks and the Gruesomes (1966)
Fred frets a visit from hillbilly cousins with whom older Flintstone relatives feuded a long time ago, but the stay is a pleasant one until the hosts realize the guests aren't leaving any time soon.
- Country : United States of America, Netherlands
- Genre : Family, Animation, Comedy, Kids
- Studio : ABC
- Director : Joseph Barbera, William Hanna
- Cast : Alan Reed, Mel Blanc, Jean Vander Pyl, Gerry Johnson, Don Messick