When Judith invades her doctor husband's garage lab, she runs out with a breakfast tray containing a metal dish cover and a porcelain teapot. As she crosses the yard, the tray now contains a different arrangement of ceramic dishes. Upon entering the kitchen, the tray reverts back, but is rotated 180 degrees, with the metal lid near her tummy.
When Judith is riding the horse and it refuses the jump and falls down, Judith (or the stunt rider) falls on her left side. But in the next scene, when Ann asks, 'How's the shoulder?' Judith wiggles her right shoulder and says it's 'all right.'
In her hospital bed, Judith's nightgown moves on and off her shoulders several times.
When Dr. Steele is talking to Dr. Carter as he prepares for his move, his surgical tools are stretched out on a sofa inside a pouch with the flaps unfolded. But on the following cut the flaps of the pouch are now folded.
In the stables, Michael's shirt pocket flap goes in and out of the pocket by itself.
Lottie Williams is credited onscreen as playing "Lucy," but she plays Agatha. Lucy is played by Diane Bernard.
Amblyopia is the medical term used when the vision in one of the eyes is reduced because the eye and the brain are not working together properly, and it can be seen with a cancer. It is never called strabismus.
Strabismus, more commonly known as cross-eyed or wall-eyed, is a vision condition in which a person cannot align both eyes simultaneously under normal conditions. One or both of the eyes may turn in, out, up or down. It is never referred to as lazy eye by health care professionals.
When Judith is in the office of Dr. Steele looking through the various medical letters, she finds a translation of Dr. Heinzig's diagnosis. The letter, however, contains the letterhead of Dr. Steele when it should have the letterhead of whoever did the translation.
When the setting changes to Vermont towards the end of the film, there is snow on the ground and it is obviously winter. Yet most of the trees in front of the house still have leaves on them.
(at around 56 mins) There is a brief shot of a violinist miming badly to the soundtrack.
In a scene in the upstairs bedroom, a character is on the telephone and the legs of the script girl can be seen reflected in the mirror above the fireplace.