Outcast of the Islands
Starring Trevor Howard, Ralph Richardson, Robert Morley, Wendy Hiller, Kerima, Wilfrid Hyde-White, George Coulouris, Annabel Morley
It's a drama and action & adventure movie, and has a rating of 6.9 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Belgium.