The Greatest American Hero

Dreams - S2-E17

Audio problem: After Ralph gets the holograph showing Pam and Bill taken hostage, when Ralph makes an embarrassing entrance into the youth crime seminar he quickly impersonates a singing telegram, and his mouth is out of sync as we hear the phone number. (00:37:30)

Super Grover

The Greatest American Hero (1) - S1-E1

Continuity mistake: In one scene, Ralph is in a phone booth desperately trying to make a phone call. Ralph is nervous and panicky. But when you look at his reflection on the phone, you can see a big relaxed smile on him. When it cuts back to him, he is still acting nervous and panicky.

Gavin Jackson

More mistakes in The Greatest American Hero

Ralph Hinkley: Bill, I've got an idea.
Bill Maxwell: Good, put it to me in a letter, I'll try to get back to you by the end of the month.

More quotes from The Greatest American Hero