Continuity mistake: Race secretly snaps a picture of his double, but later in the episode the developed picture shows Race's double and the big henchman standing side-by-side, as if they posed for the picture.
Continuity mistake: Before boarding her helicopter, Jade kisses Race as her head is turned towards her right shoulder. The next shot her head is turned towards her left shoulder.
Continuity mistake: A table full of food is rolled out for Korchek, Race Bannon's double, to mimic Race's eating habits, but then instantly changes to a table with a pad and pen.
Continuity mistake: As Race, Jonny, and Hadji manoeuvre the sub through the tunnel, the scenes inside the sub show Hadji on Race's right side, but shots outside the sub showing inside the sub through the portal show Hadji on Race's left side.
The House of Seven Gargoyles - S1-E23
Continuity mistake: Ivar's scarf changes from yellow to green from the first shot to the next.
The Quetong Missile Mystery - S1-E22
Audio problem: Dr. Quest points at the escaping car and says, "I see him!", but Race Bannon's voice is heard.
Factual error: Semi-automatic pistols, rifles and fully-automatic rifles and machine guns never eject spent shell casings in the show.
Continuity mistake: The controls used to make Dr. Quest's VTOL aircraft take off and land vertically change each episode the VTOL is in.
Continuity mistake: The butcher's knife Charlie the cook holds when he comes out of the freezer vanishes.
Continuity mistake: Close ups of Race's face shows his head visible as it sticks out of the blanket near Pasha's left boot. Medium-wide shots do not show Race's head sticking out of the blanket.
Continuity mistake: Hadji is playing his flute in the corner of a wall. When Bandit runs to him, Hadji is now sitting further left and out of the corner.
Continuity mistake: Dr. Quest is caught in an avalanche and loses his goggles and backpack on the way down the slope. When he hits bottom, his goggles and backpack are back on.
Continuity mistake: Inside the sub's control room, the periscope assembly disappears during the sub commander's conversation with his second-in-command.
Continuity mistake: A shovel is attached to the wall of the Snow Goose behind Dr. Quest. When the guards come to take him, the shovel disappears.
Continuity mistake: After Dr. Quest's jet lands, Bandit greets him, stopping under the plane and close to the plane's nose wheel. The view from the plane's interior and out the window shows Bandit further away from the plane.
Continuity mistake: A chain attached to the coupler pin of the rail car disappears in the next shot.
Continuity mistake: The logo "Indian State Railway" on the side of the train car carrying the Quest party disappears in later shots.
The Mystery of the Lizard Men - S1-E1
Continuity mistake: When Jonny spots the plane coming in to Palm Key, Bandit is sleeping on open sand. The next scene Bandit wakes up near a tree that was not there before.
The Mystery of the Lizard Men - S1-E1
Continuity mistake: Dr. Quest's jacket collar rearranges itself from low to high and back while speaking with Race.
Continuity mistake: Dr. Quest is wearing a headset and microphone from the views inside the diving bell. Looking from the outside into the diving bell shows Quest not wearing the mic and headphones.