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
Pretty Polly (ballad) is the musical basis for "Ballad of Hollis Brown" by Bob Dylan who played "Pretty Polly" himself in his early years. Woody Guthrie used the tune of "Pretty Polly" for "Pastures of Plenty". David Lindley's version alters the ending and has Polly draw a razor and kill Willie instead. The song was performed by Hilarie Burhans for the closing credits of the sixth episode of Season 2, "Something Very Expensive" of the HBO series "Deadwood". The song was sung by Frank Underwood (Kevin Spacey) in Season 2 Episode 4 of the Netflix original series "House of Cards". Pretty Polly (ballad)