Trivia: The 6th Day
- Acting for Two
- Actor Allusion: When Adam leaves the Re-Pet shop he says "I might be back."
- Enforced Method Acting: Arnold nearly drowned while shooting the scene where he hides in the tank containing the incomplete clones.
- Hey, It's That Guy!: This film is not the first time that Rodney Roland has played cloned Cannon Fodder.
- Hey, It's That Voice!: Andrea Libman is the voice of SimPal Cindy, the creepy animatronic doll.