|Played by||Liz Crowther|
|First appearance||Series 13, Episode 1 (2001)|
|Last appearance||Series 13, Episode 9 (2001)|
Alison Hemmings was a local councillor in Blackwall who became friendly with ADO John Coleman. She appeared during series 13. She was due to cut the ribbon to open the new Blackwall Station but the bells went down before she could. Alison invited Coleman out to dinner and they also went bowling together but he walked out on her as it brought back memories of his deceased wife Patricia.