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

: A slug-like creature that enters a person's ear and takes control of their body, forcing them to commit murder.

: This episode is notable for killing off recurring characters Rufus Turner , Samuel Campbell , and Gwen Campbell . [S6E16] ...And Then There Were None

: The episode's structure and the use of a "test" to find a hidden monster among friends heavily mirror the 1982 horror film. : A slug-like creature that enters a person's

: Much like the Agatha Christie novel of the same name or John Carpenter's The Thing , the characters are trapped in a confined space, unable to trust one another as they try to determine who is possessed. : Much like the Agatha Christie novel of

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

In this episode, Sam, Dean, and Bobby investigate a series of brutal murders that lead them to a cannery where they encounter fellow hunters, including , Samuel Campbell , and Gwen Campbell . They discover that Eve (the Mother of All) has created a new supernatural parasite known as the Khan Worm . Key Plot "Features"

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