A strange new virus has appeared, which only attacks strains of grasses such as wheat and rice, and the world is descending into famine and chaos. Architect John, along with his family and friends, is making his way from London to his brother's farm in northern England where there will hopefully be food and safety for all of them.
Nigel Davenport
as John Custance
Jean Wallace
as Ann Custance
John Hamill
as Roger Burnham
Lynne Frederick
as Mary Custance
Patrick Holt
as David Custance
Ruth Kettlewell
as Fat Woman
M.J. Mathews
as George
Michael Percival
as Police Constable
Tex Fuller
as Mr. Beaseley
Simon Merrick
as T.V. Interviewer
Anthony Sharp
as Sir Charles Brenner
George Coulouris
as Mr. Sturdevant
