Shooting films at sea is notoriously difficult and more likely to result in something like *Waterworld* than *Jaws*. Shooting films underwater is even more challenging, and filmmakers need an extra amount of hard work and luck to succeed. One such successful film is *The Deep*, the 1977 action-adventure directed by Peter Yates. The plot, based on the novel by Peter Benchley, is set in Bermuda. The protagonists are G…