This episode features a surfing theme, popular in the 60's, due to surf-esque action in both music and films. The score has some surfy measures, too.
Comedian Jimmy Durante makes a cameo spoof as a determined sea star. And Jerry actually utters a sound (a Yikes! kind), one of the few times he actually is heard (above the occasional whisper).
The shark's roars are actually the roars of Tanner the Lion, one of MGM's famous mascots.
The last Tom and Jerry cartoon of 1967's cartoons filmed.