Barry Bostwick plays the 2005 version of the Roy Anthony character. The flashback scenes take place in 1977, and revolve around a viewing of the movie, The Rocky Horror Picture Show (1975) in which Bostwick starred as Brad. The style of the flashback "transitions" and filming in this episode are inspired by Rocky Horror, and all of the songs are from the film.
The character Roy Anthony was loosely based on serial killer Carl Eugene Watts.
During the opening 1977 sequence, a scene from the film, The Rocky Horror Picture Show (1975), shows Barry Bostwick, who played the serial killer, as his character Brad in the film.
Claire Coffee's appearance in this episode makes the third actor from Grimm to appear in the series, along with Bree Turner and Silas Weir Mitchell.
Mike Cahill was murdered on August 2, 1977.