The 39 Steps - CBC Stage Series - Originally Broadcast 1947 - CD

A dagger in his back, writhing in pain, the agent sputters, "Tell Mr Hannay ... the 39 steps ... high tide ..."

And then dies

Mr Hannay returns and as he and his Butler discuss the precarious situation, another knife flies into the room and sticks into the wall

Stuck to the blade is an ace of spades with a red circle around the "A"

It's the calling card of The Blackstone, an international spy ring and means certain death

Mr Hannay embarks on a murder mystery adventure that involves assassination, secret plans and impostors

The 39 Steps is a 1947 CBC Stage Series' adaptation of John Buchan's classic thriller and stars Budd Knapp, Bernard Braden, Richard Nelson, Lister Sinclair, Sam Payne, Kathleen Kid, John Drainie, Ruth Springford, Daphne Dyer

For the Script of the multi-award winning Broadway comedy spoof, click here