It's Only Rock and Roll - S3-E11
Visible crew/equipment: After Ralph walks into his house with Bill and Dak, when Bill explains to Pam that Dak will be spending the night, the T-mark is visible on the floor in front of Bill. (00:31:05)
The Greatest American Hero (1981)
1 visible crew/equipment mistake in It's Only Rock and Roll - chronological order
Starring: Michael Pare, Robert Culp, William Katt, Connie Sellecca, Don Cervantes
Reseda Rose - S1-E6
Continuity mistake: When Ralph is flying to Simpsons house, he continuously flies over the same area 5 to 6 times...meaning it is just reused footage. (00:20:50 - 00:21:40)
Bill Maxwell: And so we went to NewFOUNDland to make friends with all the whales and a bunch of little fishies.