A British couple are shocked out of their suburban malaise when British intelligence agent Stewart shows up at their door and wants to use their house for a stakeout. Stewart reveals that their neighbors are undercover Russian KGB spies, part of a Soviet espionage network.
Ellen Burstyn
as Barbara Jackson
Teri Garr
as Helen Schaefer
Sammi Davis
as Julie Jackson
Clive Swift
as Ellis
Daniel Benzali
as Peter Schafer
Alan Bates
as Stewart
Peter Schofield
as Powell
David Corti
as Malcolm
Margot Leicester
as Thelma
Jackie Downey
as Sally