Man from Atlantis - Shoot Out At Lands End

Seizoen: 1 - Aflevering: 6 / 7 - Eerst uitgezonden: 08 november 1977 - Episode ID: 584699

Mark is somehow linked with a man named Billy, existing in a wild west town, who appears to be his twin. Investigating, Mark arrives in the town and discovers Billy had the same webbing as Mark but has had it removed.