Weissmuller "seemingly spen[t] half the movie freestyling through the waves, diving off cliffs and venturing to the sea bed where he could get up to such business as battling a giant octopus for no other reason than the plot needed a spot of peril" and "if you could put up with singer John Laurenz as a Boy substitute (many cannot) then the skill of veteran director Robert Florey kept it rattling along." References External links Tarzan and the Mermaids history at ERBzine.com 1948 films 1940s fantasy films American fantasy films American sequel films 1940s English-language films Films scored by Dimitri Tiomkin Films directed by Robert Florey Films shot in Mexico Tarzan films Films produced by Sol Lesser American black-and-white films RKO Pictures films 1940s American films