Trivia items:
- Actor Allusion: A guitar is seen in Wishverse!Dean's and Carmen's living room. Real Life Jensen Ackles sings and plays the guitar and has done so professionally.
- Hey, It's That Place!: The G&R Jacoe Chemical Co. painted on the side of Terminal City Iron Works in East Vancouver is seen as Dean pulls up to the warehouse.
- Prop Recycling:
- The large metal wall ornament in the room at the Joliet Motel was previously seen at the Baskerville Motel in "Crossroad Blues" (S02, Ep08).
- The red sheets with the yellow pattern on the bed in the motel were previously seen in the motel in "Asylum" and "Scarecrow" and the motel in "Croatoan".
- What Could Have Been: According to the DVD Commentary by Eric Kripke on this episode, he first intended Wishverse!Dean to be a barfly who was getting in fights and could not hold a job, but Bob Singer and others talked him out of this by asking, “Why the hell would he want to live that reality when he wakes up in a Bukowski novel?”