The Bates care for their severely disabled daughter Pattie. Martin arrives at their door claiming to be her college friend. He charms them into accepting him as a lodger and carer for Pattie, but Martin is not all he seems.
Denholm Elliott
as Tom Bates
Michael Kitchen
as Martin Taylor
Patricia Lawrence
as Amy Bates
Michelle Newell
as Pattie Bates
Paul Williamson
as Businessman
Esmond Webb
as Man with dog
Pat Quayle
as Woman in street
James Greene
as Man in street
