Pamela Pitchford

Ben Packman leaves an old people's home to return to the Welsh mountains.

Travelling on the 4.50 from Paddington, Mrs McGillicuddy witnesses a murder on a passing train - but where is the body?

Sherlock Holmes uses his abilities to take on cases by private clients and those that the Scotland Yard are unable to solve, along with his friend Dr. Watson.

Miss Marple, the spinster detective who is one of the most famous characters created by English crime writer Agatha Christie, is portrayed by Joan Hickson who starred in a dozen television mysteries about Miss Marple over the course of a decade.