S3, E24: A young Russian pianist is making his concert debut in London, but doesn't realise he's being used as a pawn in a game to wreck Anglo-Soviet relationships.

Starring Bernard Brown, Valerie Bell, Geoffrey Colville
S3, E24: A young Russian pianist is making his concert debut in London, but doesn't realise he's being used as a pawn in a game to wreck Anglo-Soviet relationships.