A series of deaths at a nursing home causes the residents to suspect foul play.
Gudrun Ure
Carolyn Pickles
Phyllis Calvert
Mary Wimbush
Geoffrey Bayldon
Mali Harries
Cyril Shaps
Nigel Davenport
Angela Down
Colin Tierney
Clive Wood
Deborah Findlay
Miranda Kingsley
Sam Beazley
Matyelok Gibbs