Sadie, It's Cold Outside Main cast, played by Rosemary Leach Episode 1x01: Episode 1 (Apr 21, 1975) Episode 1x02: Episode 2 (Apr 28, 1975) Episode 1x03: Episode 3 (May 5, 1975) Episode 1x04: Episode 4 (May 12, 1975) Episode 1x05: Episode 5 (May 19, 1975) Episode 1x06: Episode 6 (Jun 25, 1975)