Years earlier spy Thomas Darby sold out and defected to the Russians. Now he has returned to England. Cowley is anxious to locate him and find out from him the names of other double agents. Men with guns are also after Darby - to silence him before he can pass on any information. Written by
don @ minifie-1
Did You Know?
Andre Morell who has a key role in this died after its first broadcast. See more
When Darby arrives in England, he has a suitcase but this seems to disappear after he gets into the taxi. See more