Broadcast: 26th May 1939

Starring: Hanley Stafford

Added: Jun 13 2001

Smith and Petrie are at Rowan House, the residence of Sir Lionel Barton, who has just been found murdered. Inspector Weymouth has confirmed that the death was caused by the green mist. As Smith, Petrie and Weymouth are examining the distorted body of the victim, a heavy African spear is hurled through the window, barely missing Nayland Smith. There is a message attached…