Terry causes Sabina Franklyn "Sabrina" on two occasions, though it's probably on purpose for schtick.
Terry causes a scratching sound on his lapel mic while trying to impersonate Napoleon's famous "hand in jacket" stance.
During one question, Patrick Moore proudly says that he's got the correct answer, but shows his answer to a previous question, producing laughs from the Terry and the panel.
There's a large white speck on Patrick Moore's jacket throughout, the nature of which is unclear, but may be dandruff.
As with Episode #6.5 (1983), the winning contestant walks in front of the bottom panel to shake their hands during the end titles, something usually prevented by Terry, possibly for staging reasons. Again, while he makes a motion that the contestant is going the wrong way, he lets it go ahead instead of stopping them.