At the Earndale by-election natural history expert and TV personality Bob Wilcot for the Conservatives finds himself up against Billingsgate girl Stella Stoker for the socialists. Amateur politician against committed activist. But could it become boy-who-fancies-girl against girl-who-fancies-boy? The party agents are soon colluding against such a disaster.

Ian Carmichael
as Robert Wilcot

Patricia Bredin
as Stella Stoker

Eric Barker
as Bert Glimmer

Richard Wattis
as Harding-Pratt

Alastair Sim
as Lord Wilcot

Moyra Fraser
as Annabel

Jack Hedley
as Bill Hemmingway

Gordon Harker
as Hardy

William Kendall
as Pottle

Anthony Sharp
as Peterson