- California Doubling: The Chicago based series is filmed in Toronto, Canada.
- Disabled Character, Disabled Actor: Not Murphy, but Detective Dean's blind daughter is played by blind actress Calle Walton. According to the show's blind consultant, they had auditions with blind actors to play Murphy, but ultimately went with a sighted one because if they had used an actual guide dog, the acting process would have confused the dog completely.
- Undermined by Reality: Whatever the logistical reasons for casting a sighted actress as the lead, it does undermine the show's central message of blind empowerment.
Trivia / In The Dark