Continuity mistake: "Railway Station" (Adventure 2, Part 4): Steel's crooked bow tie straightens itself out between takes as he's confronting the soldier's ghost. (00:04:00)
Continuity mistake: "Dr. McDee Must Die" (Adventure 5, Part 5):Three of the dinner guests leave the dining room together - through a door that we saw Steel lock just a few moments before. (00:04:45)
Continuity mistake: "Service Station" (Adventure 6, Part 2): After the 1940s couple arrives at the diner, the tomato-shaped condiment dish keeps migrating to different spots on their table, even though no one is ever seen touching it. (00:19:30 - 00:22:50)