Travelling on the 4.50 from Paddington, Mrs McGillicuddy witnesses a murder on a passing train - but where is the body?
Not streaming on a subscription service in the US right now.
Starring Joan Hickson, Jill Meager, David Horovitch, Ian Brimble, Maurice Denham, Joanna David, Bernard Brown, Robert East, John Hallam, Andrew Burt