[s6e16] ...and Then There Were None -

: The title is a direct nod to the 1939 mystery novel where guests on an island are killed off one by one.

: The episode's structure and the use of a "test" to find a hidden monster among friends heavily mirror the 1982 horror film. [S6E16] ...And Then There Were None

: To identify the possessed individual, the hunters eventually use a live power cord to shock one another, as the Khan Worm reacts violently to electricity. Cultural References : The title is a direct nod to

The reference refers to the sixteenth episode of the sixth season of the TV series Supernatural , which first aired on March 4, 2011. Episode Overview which first aired on March 4