Overview
Wartime tale of a group of British scientists efforts to develop the first radar system. They did it just in time for it to be used in the Battle of Britain against the might of the Nazi Luftwaffe. Without it the little island could well have been overrun.
Cast
- Ralph Richardson as Prof. Heatherville
- Raymond Huntley as Prof. Laxton-Jones
- John Laurie as Dr. McVitie
- Ernest Jay as Dr. Dainty
- David Tomlinson as Mr. Watlington
- Finlay Currie as Sir Duncan Wills
- Norman Webb as Dr. Wainwright
- Michael Hordern as Lt. Cmdr. Lowther
- Pamela Matthews as Mrs. Watlington
- Joan Haythorne as Mrs. Laxton-Jones