Seed is best known for playing Nigel Pargetter in the BBC Radio series The Archers from 1983[1] until January 2011, although actor Nigel Carrington briefly played the role when Seed took a break in the late 1980s.
[2] After his character's death in The Archers in 2011, Seed played himself as the villain in a Radio 4 pantomime who plans to bring down Radio 4 by releasing the Pips, but ultimately falls to his death whilst retrieving a banner, paralleling his Archers character.
In addition to The Archers, Seed has appeared in the TV soap operas Brookside (1995–97, as Dick Thornton), Coronation Street (1981, as a solicitor) and Crossroads (1985–88, as Charlie Mycroft).
[3][4] Seed's roles include the teenage Britannicus, son of the emperor Claudius in the BBC adaptation of Robert Graves' I, Claudius (1976), Harrop in William Boyd's Channel 4 Film Good and Bad at Games (1983) and Jorkins in the first episode "Et in Arcadia ego" of the Granada Television television adaptation of Brideshead Revisited (1981).
[1] Seed and his first wife, Claire Colvin, were parents to theatre producer Nicola, and jazz guitarist Toby (1988–2018).