Original: This group consisted of Russ Abbot as a former milkman who fancied himself a secret agent , Hobbo , Burt Kwouk as the electrical repairman , Entwistle , and Murphy as Alvin .
Simplified: The current cast is Russ Abbot as Hobbo Hobdyke , Burt Kwouk as Entwistle , and Brian Murphy as Alvin Smedley .