The Greatest American Hero (1) - S1-E1
Visible crew/equipment: When Ralph walks into his classroom carrying the chair, in wide shots facing his students we can see several T-marks taped to the floor. (00:05:40)
The Greatest American Hero (2) - S1-E2
Continuity mistake: While Ralph's students are babysitting Kevin, when Shackleford takes Ralph, Bill, and Pam prisoner and brings them to the headquarters Pam is wearing white sneakers, but when they are led downstairs Pam is wearing black pumps thereafter. (00:28:00)
The Hit Car - S1-E3
Continuity mistake: When Ralph catches the guy in the van Bill pulls his car up alongside, and when Bill gets out of the car he has a blood stained gauze bandage around his left hand, but as Bill cuffs the guy in the closeup the gauze bandage has vanished. (00:28:20)
Saturday on Sunset Boulevard - S1-E5
Continuity mistake: Theresa is wearing gold earrings when she and Serge reunite, but when Carlisle shows up to arrest Serge, Theresa's right earring vanishes and reappears twice. (00:04:05)
Saturday on Sunset Boulevard - S1-E5
Visible crew/equipment: After Ralph slips on the banana peel and crashes into the car, one of the killers takes Pam hostage, and in a couple of shots the reflection of the boom pole/mic being held by the boom operator is visible on the surface of the green car. (00:35:00)
Visible crew/equipment: After Ralph's interference with the unmarked police car while he's inside the manhole, when it cuts to the high school Ralph asks if anybody has seen Tony, and just as the camera passes Rhonda the T-mark is visible on the floor near the other female student's desk. In a few moments Ralph will walk over and stand at that spot. (00:07:45)