Goof: When Mike and Sarah are in the plane during the storm, the lightening flashes are visible inside the plane with no apparent windows for the flash to come through.
KITT uses contractions for the first time.
Mike shares that Halloween is his favorite holiday. Sarah states that Christmas is her favorite holiday.
KARR killed 7 people before being taken off line.
Goof: When Graiman scans the impostor's hand the loudspeakers are counting down and say "Four", but when KITT tells Michael the countdown is aborted, the monitor behind KITT shows there are 14 seconds left.
Mike: Well, this has been the craziest Halloween ever. And I've had some crazy ones. Zoe: Try having someone dress up as you for Halloween. Carrie: Try having everyone think you're a killer. KITT: Try almost blowing up. Billy: And we have a winner.
Mike: Next time ,calculate faster. KITT: Were you injured? Mike: No KITT: Then my calculations were fast enough.
KITT: I believe I have discovered why Dr. Graiman uploaded the self-destruct into me. Dr. Graiman is concerned that I may develop the ability to self-program. Sarah: KITT, self-programming's not possible. KITT: It was possible in my original prototype. Mike: What prototype? I thought you were a one-of-a-kind. Sarah: Yeah, KITT, what are you talking about? KITT: I am talking about KARR, Sarah. Mike: There's another Mustang out there and its named car? KITT: Not c-a-r, Michael. K-A-R-R. Knight Auto-Cybernetic Roving Robotic-Exoskeleton. And he was not a Mustang. He was a cybernetic exoskeleton programmed for self-preservation. Mike: A killer robot. KITT: By the time he was decommissioned, he was more cyborg than robot. Mike: You wouldn't happen to have a picture of this thing, would you? (KITT shows plans of KARR's schematics on view screen) Mike: Wow. And I thought you were cool, KITT.
In the Czech Republic, this episode named Knight of the Living Dead is named Noc oživlých mrtvol.
International Air Dates: United Kingdom: June 23, 2009 on Sci Fi/Sci Fi HD Slovakia: January 14, 2010 on JOJ Australia: July 7, 2010 on 7TWO Czech Republic: August 28, 2010 on Prima
K.A.R.R.: In the original "Knight Rider" series the Knight Automated Roving Robot was the antagonist-vehicle in two episodes. KARR's prime-directive was self-preservation, contrary to KITT's directive of protecting human life.
Billy's costume and the descriptions of his character as a "bisexual or omnisexual time traveler" refers to Captain Jack Harkness from the BBC show "Doctor Who" and spin-off series "Torchwood". Zoe's costume and the statement of her character, "Save the Cheerleader, save the world" refers to Claire Bennett from the NBC show "Heroes".
S 4 : Ep 22
(48:29)
S 4 : Ep 19
(48:32)
S 4 : Ep 13
(48:25)
S 4 : Ep 11
(48:25)
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