This is the 5th episode directed by Jensen Ackles. The other 4 are: Season 6 Episode 4 - Weekend at Bobby's Season 7 Episode 3 - The Girl Next Door Season 8 Episode 3 - Heartache Season10 Episode 3 - Soul Survivor
Cafe Elta, where Rowena tries to recruit two witches, is named after Jensen Ackles wife Danneel Ackles, whose given name was Elta.
This is the 50th episode that Mark Sheppard has played Crowley.
Demi DeLory who is credited as Witch #1 this episode, was previously in Season 2 Episode 8 (Crossroad Blues) of Supernatural, she played a Surgeon who sold her soul to a crossroads demon.
The episode title could be a reference to a 1956 movie called The Bad Seed, about a mother who suspects her little girl is a serial killer.