Richard Horatio Edgar Wallace (1875-1932) was an English writer of 957 short stories and over 170 novels. He is widely recognized as one of the most prolific writers of his age.

'The Green Mamba' is a story in which Wallace's famous detective, Mr. J. G. Reeder, outsmarts one of the leading master criminals in London at the very moment when he is on the verge of his greatest criminal coup.