Marcel Marceau, the famous mime, has the only speaking line in this movie: "Non!" (when refusing a role in the silent film). As a result, the movie has been listed in the Guinesss Book Of World Records as having the fewest spoken lines of any sound movie.
The logo for Big Picture Studios features the slogan "Ars est pecunia" which is "Art is money" in Latin. This is a takeoff on the MGM slogan "Ars gratia artis" which means "Art for art's sake."
The villainous company Engulf & Devour is a spoof of Gulf & Western, which between 1965 and 1970 swallowed up 80 different companies, including Paramount Pictures in 1966.
At the sneak preview of the silent movie, several posters for Young Frankenstein (1974) are visible in theater lobby.
One scene shows the skyline of New York City. The orchestra begins playing "San Francisco", and the music comes to a sudden and noisy halt. The orchestra then goes into "I'll Take Manhattan".
Mel Brooks claimed that he was able to get all of the big star cameos (Burt Reynolds, James Caan, Liza Minnelli, Paul Newman, etc.) for under $300 a day, far below there normal salaries. Though, of course, they didn't have to learn any lines.
The first of Mel Brooks's films in which he plays the lead role.
The Silent Movie DVD contains audio tracks in three languages, plus an English subtitle track.
The cameo in this film was the last movie appearance for Harry Ritz, whom Mel Brooks described as "the funniest man on Earth" and one of his strongest comedic influences.
Brooks and his writers concoct a sight gag they loved, in which the customers at a seafood restaurant would be human-sized lobsters, who pick terrified humans out of an aquarium to be cooked for dinner. However, the gag bombed at sneak previews and was deleted.
According to Carl Reiner's book, "My Anecdotal Life", he taught Anne Bancroft how to cross her eyes one at a time. She does this in her scene with Marty Feldman and again during the credits.