Continuity mistake: Laura Dayton is at a party at the Ponderosa but leaves and goes outside because she has a headache. Ben Cartwright's brother Will comes out and says he'll take her home via horse and buggy. It is night and the sky is dark, but when they reach Laura's house, it appears to be early evening. The sky is much lighter and the trees are casting long shadows on the ground.
Continuity mistake: Adam and Joe are restraining Hoss while Ben gives him a ladleful of a thick white tonic for "spring fever." Joe has his right arm around Hoss' neck and is holding Hoss' mouth open with his left hand. As Hoss takes the tonic, a glob of it spills onto his left cheek. In the immediate close-up, the glob has vanished.
The Guilty - S3-E23
Continuity mistake: Ben Cartwright agrees to meet a man at the land office at 9:00 the following morning but when Ben arrives at the office the next day, the time on the wall clock is 5:47. In a scene that takes place a few minutes later, the clock still says 5:47.
Saga of Whizzer McGee - S4-E30
Continuity mistake: When Whizzer is pouring coins from a robbery into the hands of Melissa, she is wearing gloves in camera shots taken from one angle, but have bare hands in shots taken from another angle. This mistake is repeated 8 times.
Continuity mistake: As Hoss and Joe walk down a trail, the sound of a roaring wind is heard and dust is blowing in the foreground but all the surrounding trees are motionless.
Continuity mistake: Hoss and Joe are tracking a cougar. In the stock footage shots of the cougar, the sky is a very deep blue and clear. In the scenes showing Hoss and Joe, the sky is a very pale blue with a few wispy clouds.
Continuity mistake: Joe and his friend load four barrels into the buckboard, but when his friend arrives in town there are only two. When it arrives back at friend's cabin, there are four barrels again. (00:27:00 - 00:28:00)
Blind Hunch - S13-E9
Continuity mistake: Jamie and a blind man are riding side by side on horseback along a trail. Upon hearing the sound of a bird, the blind man identifies it as a black-tailed magpie. Jamie looks up to see the bird. The next shot, obviously from stock footage, shows a bird sitting on a branch of a tree with no leaves. In the scenes with Jamie and the blind man, every tree is fully grown with leaves and there are no bare branches.
Continuity mistake: April Christopher is asleep in an upstairs bedroom at the Ponderosa. After a noise awakens her, she gets out of bed, puts on a robe and leaves the room. As she is going downstairs, she is suddenly also wearing a pair of blue slippers.
Continuity mistake: During the final minute of this episode, the sound of a roaring wind can be heard. Two close-ups of a statue and a close-up of a boy in the street show swirling dust and leaves. In the long shots, there is no evidence of wind. No dust is blowing and all the trees are completely still.
The Lady and the Mark - S11-E18
Continuity mistake: A young woman named Charity is fishing from the shore of a lake. The water is a deep blue color and there are no rocks. When she gets a bite, the close-up shows a fish flopping amid several rocks in shallow blue-green water.
Continuity mistake: Ben Cartwright and a man named Gunny are driving a team of six horses and a wagon in a race with two other men with a six-horse team and wagon. The winner will get a contract to transport mail. During a part of the race which goes through a dense forest of 40-foot-tall pine trees, a close-up of Ben and Gunny shows only blue sky and no trees.
Continuity mistake: The schoolhouse has two windows, one on either side of the door. From inside, the view out the windows is of a grove of pine trees. This is obviously a painted backdrop. When the students exit the schoolroom, the nearest tree is a large white-limbed tree with no leaves.
The Trouble with Jamie - S7-E25
Continuity mistake: Little Joe is pitching hay into the cattle pen. A load of hay lands on the head of a calf. In the long shot, the calf has no hay on its head. In the next close-up of Joe and the calf, the hay is back. It disappears again in the following long shot.
Continuity mistake: Near the start, the sarge orders the men to prepare to mount up, the soldiers walk over to the horses, and are ordered to mount. The soldier right behind the main characters starts to mount but has trouble and falls back down. Then they go to a wide angle shot and everyone is mounted.
Continuity mistake: When Adam goes after Howard, he doesn't have his jacket on. When they sing "Endless Road," he is wearing his jacket again.
Continuity mistake: In The Beginning of the movie, Adam goes from wearing a black shirt to a yellow jacket after he fights the man that stopped the couple on The Wagon.