When Gen. Neyron is playing Solitaire, he lays the 7 of diamonds on the 8 of spades. When the shot returns to his hand and his vision fades in and out, there is nothing on the 8 of spades and the 7 of diamonds is still in his hand, but the 9 of diamonds is gone.
When driving away in the panel van, the close up shows the number '6819' above the front window, which then disappears in the long shot.
At 46:58, when the team regroups outside in a delivery truck, Cinnamon is wearing a navy blue outfit with a short skirt. But forty seconds earlier, inside the house, she was dressed in a maid's uniform.
When Barney transfers the signature to the contract, it is positioned about 1/4" above the signature line. when he removes the transfer paper, it is on the line.
By Season 3, it should not bear repeating that, after hearing it so many times, Jim should already know if he or any of his IM Force should be caught or killed, the Secretary would disavow any knowledge of their actions.
At the mission briefing the crew wants to set up a projector to produce an expanded image. The use of a concave mirror is discussed. A concave mirror would shrink the image; to expand the image, a convex mirror would be needed.
The IMF wants gangster Frank Layton (Warren Stevens) to believe that Gen. Neyron (Albert Paulsen) has signed a contract with a reclusive billionaire to double-cross the Syndicate. To do this, they forge Neyron's signature on a substitute contract that supposedly deals with gambling rights in the General's home country. The creators apparently borrowed a standard form entertainment agreement as a prop, however; the text immediately above the signature line, which is visible in a couple of shots even without freeze-framing the picture, deals with television and production rights.
When Jim is in the elevator on his way out of the hotel, the Penthouse button is the highest located option with no other floor buttons above it. However, when Jim returns from the bank, he exits on the Penthouse floor but located above the elevator door is both an up and down indicator light with the up green light lit.
In the kitchen, Barney is seen picking up a whole onion to chop, but in the close up, the onion in already cut in half.
A California state flag can be seen hanging outside of the hotel, which is supposed to be set in Miami.
After Arnold trails Phelps' taxi (arranged by Arnold), to Neyron's estate, he exits his vehicle and sizes up a way to accost Phelps. When Phelps leaves, he opens the taxi door and finds Arnold is waiting with a gun. During the briefing, Phelps mentioned the estate is heavily guarded and virtually impenetrable, but it is not shown how Arnold was able to gain access.