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Continuity mistake: At Ida Sessions' house, Jake's tie has been retied and his collar changes if you look at them throughout the scene. (01:42:30)

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Continuity mistake: Chris picks up a newspaper as she tells Carl, "We've got rats in the attic". In the next shot the newspaper is unmoved. (00:12:40)

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Continuity mistake: When we first see her, Chris MacNeil lays in bed editing her script. The lamp above her head changes position between shots after she turns it on. (00:10:50)

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Continuity mistake: Jake spots Hollis Mulwray's glasses in the pond and the gardener goes in to fetch them. At first we see the glasses sitting on a rock in about six inches of water with hardly any seaweed around them. In the next shot he reaches in about two feet of water and pulls out the glasses encrusted in seaweed. (01:46:35)

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Continuity mistake: The phone on the right of the archaeologist's desk moves between shots in the close-up. The first time we see it the connector chord is flush with the desk but the second time we see it the chord is above the desk and no one goes near it. (00:06:45)

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Continuity mistake: At Ida Sessions' house, Lieutenant Escobar shows Jake his phone number on the wall above her phone. In the close-up of the phone number there's a card stuck in between the wall and the phone and if you look closely the left edge is frayed. When Jake walked into the room it wasn't. (01:41:00)

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Continuity mistake: Gen. Hanley drives up to "Operation Sky Hook" and stops in front of the guard post. At first he's in direct sunlight than in the next shot as he hands his ID to the guard, he's in the shade. (00:08:40)

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Continuity mistake: Chris says to Carl, "We've got rats in the attic" and he replies, "Rats?". All the items on the table to her left have been rearranged between shots as she turns towards him. (00:12:40)

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Continuity mistake: When Jake walks into Ida Sessions' house he looks into her bedroom and the shade on the left window is three quarters of the way up and in the dark. Several shots later we see this spot again and now the window is lit up and the shade is halfway down. (01:38:55 - 01:42:10)

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Continuity mistake: As the Marvin's listen to the tape recording of the UFO, Dr. Marvin stops the recorder and uses his finger to re-wind it. If you look closely he goes way past the spot where the sound started. (00:08:00)

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Continuity mistake: At 1972 Canyon Drive, Jake walks up to the front door, which is in the shade. In the next shot, as he walks in, the door is lit up. (01:47:20)

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Continuity mistake: In her bathroom Evelyn dabs Jake's nose with a piece of cotton and gets some blood on it. In the next shot it's another piece of cotton without any blood on it. Then in the shot after that the blood is back. (01:22:35)

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Continuity mistake: After they pull over to the side of the road to look at the UFO, Dr. Marvin gets back into the drivers side of the car as Carol slides unobstructed from the drivers side over to the passenger seat. In the next shot the tape recorder is sitting there between them. (00:05:55)

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Continuity mistake: After he takes a shower Jake draws his shades and the light goes dark from the wrong direction, behind him instead of from the window. (01:35:45)

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Continuity mistake: Carol and Dr. Marvin finally get to "Operation Sky Hook" and they're driving the exact same make and model car as they were in the previous shot. The only thing that has changed is the license number, which was AV-27-X3 and is now AV-35-B7. (00:06:55)

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Continuity mistake: As they are escorted out of the Mar Vista rest home, Jake kicks Claude Mulvihill in the stomach and if you look closely his hat never leaves his left hand as he smashes his head into the front railing. In the next shot as Claude drops his gun to the floor we see the hat on the ground next to it. (01:19:10)

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Continuity mistake: Back from the Mar Vista rest home, Evelyn and Jake have a drink at her house and the tape on Jake's nose is flush with his nostril. In the next shot it's peeling off. (01:20:50)

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Continuity mistake: Father Merrin walks over to see what the other archaeologist has found at the dig site and the items in the sifter move between shots in the close-up. (00:03:15)

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Continuity mistake: After they pull over to the side of the road to look at the UFO Dr. Marvin gets back into the drivers side of the car and his jacket is draped over the center of the front seat. In the next shot it disappears. (00:06:00)

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Continuity mistake: At the Mar Vista rest home, Evelyn Mulwray and Jake take a look into the room where the old women are sewing. In the next shot as they walk in, the woman on the left disappears. She's sitting next to the woman that points after Jake says, "Are any of you Emma Dill?". (01:17:25)

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