Penelope Keith (as Margo Leadbetter), Richard Briers (as Tom Good), Paul Eddington (as Jerry Leadbetter) and Felicity Kendal (as Barbara Good)©BBC 

Penelope Keith (as Margo Leadbetter), Richard Briers (as Tom Good), Paul Eddington (as Jerry Leadbetter) and Felicity Kendal (as Barbara Good)
©BBC 

(Source: bbcprograms.com)