Best sci-fi TV continuity mistakes of 1981

Episode 1 - S1-E1

Continuity mistake: In the Guide entry on the Babel Fish, the teletype text that displays the words spoken by the guide stops after the word 'anything', but the voice of the book speaks a further line.

Moose ★

The Greatest American Hero (1) - S1-E1

Continuity mistake: While Bill and Ralph are in the car, John Mackie appears under the ship carrying the case with the suit. After John places the case in the car's trunk he walks back towards the ship empty handed, but in the last shot of John standing under the ship he's still holding the case.

Super Grover ★

Tiptoe Through the Penfolds - S5-E3

Continuity mistake: Although Danger Mouse is supposed to be on his own, when he turns a corner in the car, in the overhead shot, you can see Penfold sat next to him.

Mr Top Hat