Continuity mistake: When Phones is playing checkers, there are four white pieces on the board. In the next shot, there are three, and in the shot after that, there are now four again.
Emergency Marineville - S1-E11
Continuity mistake: When the second group of Spearhead jets take off from Marineville there are only two jets, but in the next shot you can see three jets, and in the next shot there are two again.
Continuity mistake: When we first see Marty, he is sitting in a director's chair and drops his script on the floor. In the next shot, the script is back in his chair.
Continuity mistake: When Troy opens up his belt and finds two sea shells, the belt is under his hands in one shot, but in the next shot it is now further down the bed.
Count Down - S1-E9
Continuity mistake: During the transformation scene in X20's room, the clock in his room reads 7.20, but seconds later reads 9.00.
Continuity mistake: When Stingray is caught in a whirlpool, its hydroplane fins on one side are damaged, but in subsequent shots appear completely fine.
Continuity mistake: The clock in the standby lounge at the beginning of the episode reads 8:54, but one minute later it reads 9:01.
Continuity mistake: Before telling the viewers about his 'most unusual experience', Troy is seen in his dressing gown and he is unshaven. But when the flashback footage of 'Raptures Of The Deep' ends, Troy is seen in his WASP uniform and he is now clean-shaven.
The Big Gun - S1-E6
Continuity mistake: On the side of the missile ejector, the symbol of a crab keeps changing to a fish throughout the episode.
Continuity mistake: When Troy and Phones leave Stingray on their hoverbikes, Phones has a fish on his lap, but when Gadus watches Troy and Phones on his video screen in his submarine, the fish has suddenly disappeared.
Continuity mistake: The security pass that Agent X20 flashes at the Sergeant is actually Sandy Gibson's pass which was seen only moments before. X20's thumb obscures the picture, but Gibson's name is visible on the left side.
Continuity mistake: After Troy finishes talking to Phones about if the ice is a trick, we cut to a shot of Stingray trapped in the ice. Later on in the episode, when Phones pulls the gear lever in an attempt to move Stingray from the ice, he says, "We're iced up!" and we cut to the same shot of Stingray trapped in the ice as before.
Continuity mistake: When Troy is lying in bed after his celebration party, the clock near his bed reads 6.15. But when he moves to rest his head on the pillow, we cut back to the clock, and the hour hand has disappeared.
Continuity mistake: As the red liquid fills the tube to measure how long Troy's trial has gone on for, it changes to black halfway through.
Continuity mistake: When Troy and Phones are being transported to the Terror Fish, Troy is sitting in the left chair and Phones is sitting in the right chair. But when they are in the Terror Fish, the two of them have changed positions.
Continuity mistake: During the transformation scene in Agent X20's room, X20 walks to the control panel with a pair of binoculars in his right hand. In the next scene, the binoculars have suddenly disappeared.