In "Brown Girl In The Ring", during the chroma key sections, Greg's skivvy appears to be somewhat orange, instead of yellow.
During a shot in "Wags the Dog", Murray's feet disappears as a result of the chorma key editing.
During "Wags the Dog", a camera tripod is seen during the main moving shot.
Near the end of "I Want To Wear The Jacket", a camera wire seen during the sky view shots.
A cameraman and his camera tripod can be seen during the scenes where Captain Feathersword talks about Admiral Goodblooke.