The Liver Birds sequence for series one also exists but in poor quality. The first series was stopped after four episodes because Polly James' hectic schedule—working every evening on "Anne of Green Gables" in the West End, then rehearsing all day for the TV show—was proving too much. By the time James was available again, Pauline Collins had moved to LWT's "Upstairs, Downstairs". The producer Sydney Lotterby remembered having worked with Nerys Hughes on "The Likely Lads" and, wrongly believing the Welsh actress was from Liverpool, asked her to read for a part in "The Liver Birds". (Neither actress really had a Liverpool
Polly (Doctor Who) Comic-Con, revealing the return of Polly alongside David Bradley as the First Doctor. She was portrayed by Lily Travers. In the spin-off short story "Mondas Passing" by Paul Grice (in the anthology "Short Trips") which takes place in 1986, it is revealed that Ben and Polly have gone their separate ways and married other people. By 1999, Polly is running a record company, has divorced and has an estranged son named Mikey, as told in the short story "That Time I Nearly Destroyed The World Whilst Looking For a Dress" by Joseph Lidster (in the Big Finish Productions anthology "").