The Little Black Book: Part 2 - S3-E17
Continuity mistake: When Max and Sid are talking at the start, the silhouette that's there to fool assassins is already up, but Max hadn't pushed the button yet. He doesn't press it until the end of the scene.
Continuity mistake: When Max pulls all of the money out of the telephone, in one angle the telephone is pouring out coins, but in another nothing is happening.
Continuity mistake: In the episode, first Siegfried states that he was contacted in his apartment by Mr Pfister. Later, when talking to Max and 99, he states that Pfister stopped him in the street and asked him.
Continuity mistake: In the first shot on the rooftop, Pfister is wearing thick glasses on his head. In all the other shots, he has no glasses with no time to remove them.
Continuity mistake: For some inexplicable reason, at one point, both teams have the same coloured vest. At other times, the Iron Curtain Team's vests are maroon.
The Reluctant Redhead - S3-E26
Continuity mistake: When Max and Bodecker are escaping, Max has black gloves in one shot, but in all others his hands are uncovered.
The Day They Raided the Knights - S4-E16
Continuity mistake: In Max's apartment, Max sneaks up behind 99 to give her a kiss. She punches him in the jaw and he falls back against the wall to the right of the doorknob. The scene changes to a close up of Max and he is sitting on the floor to the left of the doorknob.
Continuity mistake: Max is going to pour tequila in Valdez's glass. The camera closes up to show Max picking up a bottle with a candle on it. The candle falls into the glass. When the camera angle changes to show Valdez and Max, the candle is gone.
The Mess of Adrian Listenger - S5-E18
Continuity mistake: Max and 99 are sitting on the sofa. There is a knock at the door and Max fires 3 bullets into the door from a gun. Later, the same day the door is shown behind Max and 99 and there no gunshot holes in the door. Also, 99 changed her clothes and Max still has on the same clothes. (00:09:00 - 00:19:00)