Season 1 BBC One , 1955 Season 2 BBC One , 1957 Season 3 BBC One , 1958 Season 4 BBC One , 1961 Season 5 BBC One , 1961 Season 6 BBC One , 1964 - 1965 Season 7 BBC One , 1965 - 1966 Season 8 BBC One , 1968
, 1955