A 500-pound lion with whom Gordon Scott had worked for over a month tore open his leg (32 stitches).
Filmed in 1956 in both a CinemaScope 2.35:1 version and a 1.37:1 "flat" version. The UK theatrical release in the summer of 1958 was of the CinemaScope version, but subsequent television showings in the UK have always been of the "flat" version, as is the Warner Archive DVD-R release.
The cast never actually left England, with virtually all of their work done on studio sound stage sets, interspersed with African wildlife and scenery footage obtained by Miki Carter.
The first Tarzan film to be shot in color.