JOHN STEED received the first warning message wrapped in a piece of kippered herring:

"I will strike when and where I desire. signed: The Afrit."

The second was squeezed out of a tube of toothpaste:

"The Afrit strikes. Try and stop him!"

Stranger and stranger things began to appear: giant footprints of a monster, murderous flying anvils, one-eared corpses, ticking bombs in the basement. Steed and Emma Peel hastened to discover the Afrit's identity - before he made his final strike...