The Liver Birds and Series 1 starred Pauline Collins as Dawn and Polly James as Beryl Hennessey. In Series 2, Nerys Hughes debuted as Sandra Hutchinson, replacing Dawn for the rest of the programme's run. The Beryl-and-Sandra pairing is generally regarded as the programme's best period. Beryl was the more 'common' one, while Sandra was soft-spoken and more refined, due to the influence of her snobbish, overbearing mother (Mollie Sugden). Carla Lane drew on her own mother for the character – "Mrs Hutchinson, I think she was my mother. I'm sure she was my mother". Beryl's 'common' mother (the Hennesseys live in Bootle,
The Liver Birds played by native-Liverpudlian Michael Angelis; her father Mr. Boswell played by Ray Dunbobbin; and her mother Mrs. Boswell played initially by Eileen Kennally and later Carmel McSharry. Carla Lane's later series "Bread" revolved around the Boswell family and, in interviews, Lane agreed that the two families were probably related. Both the pilot and all 4 episodes from series 1 (originally aired in 1969) are missing, presumed wiped in their entirety, however, the opening titles (including some footage from one of the missing episodes) still exists. In 1996, 17 years after the final episode of the classic original series was broadcast,