The Night of the Deadly Bed - S1-E2
Continuity mistake: The explosion in the warehouse knocks Captain Jackson face down, but when West reaches him quickly after, Jackson is on his right side.
The Night of the Deadly Bed - S1-E2
Audio problem: The guitarist for Gatita is constantly strumming the guitar, though the music playing alternates between picking and strumming.
The Night of the Deadly Bed - S1-E2
Revealing mistake: The large casa on the hillside is an obvious photo superimposed on to the film.
The Night of the Deadly Bed - S1-E2
Revealing mistake: The explosive squib is visible on Artie's leather container just before Flory shoots it.
The Night of the Deadly Bed - S1-E2
Continuity mistake: While Jim and Artie are leaning on the cage holding Gatita, Artie is suddenly much closer to Jim's side when the shot changes.
The Night of the Deadly Bed - S1-E2
Revealing mistake: The steel I-beam West uses to bust down the doors is made of wood as the wood grain is visible.
The Night of the Sudden Plague - S1-E28
Continuity mistake: West draws a chalk outline around Arte, but leaves a large gap at the top, on the right side of the figure's head. A few shots later, the gap has filled itself in. (00:43:25)
The Night of the Two-Legged Buffalo - S1-E23
Continuity mistake: Artemus is knocked unconscious and left alone on the floor of the train car when the prince is kidnapped. When he wakes up, he's lying in a different place and in a different position than before. (00:18:25)
The Night of the Murderous Spring - S1-E27
Continuity mistake: When Dr. Loveless falls from the sill of the double window, the right half of the frame is open (the camera view being from the outside looking in). When West rushes outside to find the "body" missing, the right frame has closed itself and the left is now open. (00:08:40)
The Night of the Puppeteer - S1-E21
Revealing mistake: Just before she dances away, the life-size ballerina "puppet" fails to hold her fixed stare and blinks. (00:20:00)
The Night of the Deadly Bed - S1-E2
Continuity mistake: In this second episode, West's chest is clean shaven, whereas in the previous episode, the pilot, his chest is very hairy.
The Night of the Deadly Bed - S1-E2
Revealing mistake: Electrical sparks between the wheels and track rails are visible under the coal tender of West's train as it rolls, showing the train is an electric model.
The Night of the Puppeteer - S1-E21
Revealing mistake: Zachariah Skull's bald head has a problem. The latex skull-cap used to cover the actor's hair keeps bubbling and wrinkling as he speaks. (00:43:00)