When MacGyver and Pete are discussing their plan to locate Sophia code name "Dolphin", Pete tells MacGyver he will contact the "DSX" to find out if the Bulgarians had anything to do with Sophia's disappearance. Pete used to work for the DXS which stands for the Department of External Services making the DSX acronym out of order and out of continuity.
When Mac goes to check the apartment, he walks up the flight of stairs and there are two apartments side-by-side, and he enters the apartment door on the right side. He walks down the long hallway and when he reaches the living room he looks over to the left to look into the rest of the room. But there shouldn't be anything there but the continuation of the wall separating the two apartments.
Colton complains that he as a fish filet sandwich, but when he picks it up a few moments later, it's obviously a cheeseburger.
Deegan put money in the payphone to call the operator. Calling the operator on a payphone was always free.
MacGyver grabs a reddish fish from the bin and uses it's teeth to cut off the rope tying his wrists together. He tells Colton it is a sheephead fish. The body coloring and overall shape of the fish look nothing like a sheephead. It more closely resembles a red snapper.