Lovejoy (1986)

Season 6: Episode 3

Tinker disappears, and Lovejoy sets off to find him. He arrives in Devon, where he discovers that Tinker's real name is Archie and that he has a sister whose hotel business is threatened by a rogue property developer. Charlotte and Beth join them and they look for ways to raise money to save the hotel. Meanwhile, Tinker has lost the key of Charlotte's safe-deposit box.