- Elizabeth Chambers - Herself
- Ian Anthony Dale - Lieutenant Owen Kim
- Jordan David - Edwin
- Lenny Von Dohlen - Record Executive #1
- Eric Edwards - Doctor Gillespy
- Marc Fantini - Singer #1/Lead Guitarist
- Steffan Fantini - Singer #2/Keyboardist
- Justin Grace - Jeff Mundy
- Eddie Jemison - Ray Campion
- Tonya Kay - Tara Ferris
- Inbar Lavi - Gina King
- Rachael Lee - Punk Fan Girl
- Patty Malcolm - Caterer
- Netta Most - Erin Hickman
- Nicole Preston - Tara's Friend
- Gavin Rossdale - Paul Davies
- Ashleigh Sumner - Marcia Masters
- "Love Will Tear Us Apart" by Joy Division
- "Can You Hear Me" by the Lions
- "Evil Eye" by the Lions
- Spencer Reid: "In all the darkest pages of the malign supernatural, there is no more terrible tradition than that of the vampire - a pariah even among demons." - Writer Montague Summers
- Emily Prentiss: Writer Cyril Connolly said, "Better to write for yourself and have no public than to write for the public and have no self."
- Elizabeth Chambers previously appeared as herself in the Season One episode "The Fox". Coincidentally, the next episode features the reappearance of the prominent unsub of The Fox.
- Marc and Steffan Fantini, the longtime composers of Criminal Minds, made cameo appearances as members of Paul Davies' band.
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