Revealing mistake: The seam of the mermaid's fin suit is visible as she twists and turns towards the boat's gunwhale.
Continuity mistake: Mallory at first holds his cigar with his index and middle fingers then holding it with his thumb, index, and middle fingers in the next shot.
The Miracle at Camafeo - S2-E49
Continuity mistake: The bartender's left hand is covered by a towel, but in the next shot his hand is uncovered.
The Miracle at Camafeo - S2-E49
Continuity mistake: Rogan's left hand is in his pocket when he stands in front of the blind boy, but in the immediate shot after his hand is not in his pocket.
The Ghost of Sorworth Place - S2-E50
Continuity mistake: When Burke's body lands at the bottom of the staircase, his head is turned to the right. The next shot his head is turned to the left.
Continuity mistake: It's the 1800s, and Dicter rides up to a building that has every window, upstairs and down, blazing with what is obviously electric light. When he walks into the ground floor saloon, however, there are no bright lights. It's dark and dim inside. (00:03:00)
Continuity mistake: The shot of Dichter looking out the window shows him close to it and facing it straight on. The next shot Dichter is far away from the window with his head turned to his right shoulder.
Continuity mistake: The spittoon by Bristol's right foot magically moves from close to his foot to further away.
Continuity mistake: Dichter's right arm is either higher or lower as the camera angles change between shots.
Last Rites for a Dead Druid - S2-E52
Continuity mistake: Before Bruce moves to smother his wife with the pillow, her arm moves from being over the blanket to tucked under the blanket.
Last Rites for a Dead Druid - S2-E52
Visible crew/equipment: The film set lights are reflected in Bruce's eyeglasses when he's wearing them, such as when Bruce first looks at the statue in the yard, and when he reads the description of the statue to his wife.
Last Rites for a Dead Druid - S2-E52
Visible crew/equipment: After Jenny and Mildred find the statue Jenny calls for Mr. Bernstein, and when Mr. Bernstein walks into the room the white tape T-mark can be seen on the rug where he stands.
Deliveries in the Rear - S2-E53
Continuity mistake: While the doctor lectures his students his left arm goes from being behind him to his left side instantly.
Deliveries in the Rear - S2-E53
Revealing mistake: The cadaver on the dissection table is breathing.
Continuity mistake: The desk sergeant is sometimes looking to his right at his wife's photo, then looking ahead, then back to the photo between camera shots.
I'll Never Leave You - Ever - S2-E56
Continuity mistake: Several times during this episode, reversed shots cause Moira's wedding ring to switch from her left to her right hand and back again.
You Can't Get Help like That Anymore - S2-E58
Revealing mistake: The robots in the display cases at Robot-Aids, Inc. are breathing and/or moving slightly.
You Can't Get Help like That Anymore - S2-E58
Continuity mistake: The robot version of Joseph Fulton in the display case changes position of the garden shears between shots.
Continuity mistake: The red candle on the dinner table keeps changing location between shots.