Revealing mistake: When Raymond runs out of The Shower at the beginning of the episode, you can see that he's wearing nude colored shorts.
Revealing mistake: After the "roll your eyes" scene in the bedroom, Ray walks in the house and says "Hey Hakapoo." If you look in the opened door, you can see Peter Boyle's shoulder and half of his face outside the door. He was waiting for his cue.
Continuity mistake: When Marie backs The Car into Ray and Deborah's house, the debris on The Car changes from shot to shot.
Continuity mistake: At the end of the episode when everyone is arguing in the kitchen, the potholders next to the lasagna on the table keep changing position between shots.
Good Girls - S2-E19
Visible crew/equipment: After Debra goes upstairs angry, Ray says up to her "Forget about Miss Congeniality, that's for sure." During the shot immediately following this, you can see a microphone at the top of the screen for a second. (00:07:30)
Continuity mistake: Flashing back to when Frank is first showing Ray and Debra their home, a dishwasher appears in the kitchen. The dishwasher is absent in the initial episodes, however, remaining so as late as episode 9.
Visible crew/equipment: Marie is asked to leave by Ray after giving Debra the money. When she stands up an assortment of lights and boom mics can be seen at the top of the screen. (00:17:10)
Continuity mistake: Ray says "This has to be woman's work" at the start and is holding the papers in his right hand. Camera cuts and now he's holding them in 2 hands and they are neater. (00:02:30)
Continuity mistake: Ray places a donut that Debra throws at him on the third step and then stands up. Later the donut appears on the second step when Frank comes down the stairs. (00:19:15 - 00:20:45)
Continuity mistake: Because she cried, during Ray and Debra's entire fight her mascara is ruined. However, when Ally comes down the stairs to show them her present, Debra's make-up is fine.
Continuity mistake: The exterior of Ray's house does not fit with the interior, even before Marie drives through the front of the house with The Car. The windows are in the wrong places and the door placement is off.
Visible crew/equipment: In the opening scene, you can see the boom mic drop down into the picture.
Meant to Be - S5-E4
Continuity mistake: When Robert stops Marie from calling Amy, he removes the phone from her hand and places it on the table where it rolls out of place. In the next scene, the phone is placed back where Robert put it before.
Visible crew/equipment: When Marie says "it doesn't come off" there is a boom mic over her head.
I Love You - S1-E2
Continuity mistake: When Frank hits The Shower three tiles fall out, seconds later only one is out. (00:10:55)
It's Supposed to Be Fun - S6-E8
Other mistake: After Geoffrey is fouled, he takes his free throws on the wrong end of the court.
Continuity mistake: In this episode, while Ray is telling Marie her faults, he has an almost empty glass. In the next shot, his glass has been topped-up slightly without him or anyone else doing so.
Continuity mistake: In the episode "Traffic School," Robert notes that when he was young during a family trip he was left at a gas station in New Mexico. But in "Ray's Journal," he says that he was left at a gas station in Arizona.
Other mistake: After Ray sticks his fingers in Robert's fruit loops, he runs and slips as he goes into the kitchen. You can see the rug has been wrinkled, but when Robert comes in, you can see the rug has been laid back out when he opens the door.
Other mistake: When Ray is in the kitchen with Michael at the beginning of the episode, helping him cut paper, look closely at the little actor playing Michael. There is a brief moment where he looks directly at the camera.
Answer: War.
By whom?
Edwin Starr.