The documentary begins intriguingly enough: “Where do you want to go in the ocean? What is the most known site in the ocean? It’s clearly the Titanic.”

The speaker is well-heeled, maverick American inventor Stockton Rush, whose mission it was to take paying passengers 3,800 metres into the Atlantic Ocean in his mini-sub to scope the ruins of the Titanic luxury liner that sank on its maiden voyage in April 1912 after striking an iceberg 600 kilometres off the coast of Newfoundland.

More than 1,500 passengers died in that disaster. Five died, including Rush, when his submersible the Titan imploded on its way down to the Titanic wreck on June 18, 2023.

The documentary Implosion: The Titanic Sub Disaster takes a deep and disturbing plunge into the apparent arrogance of Titan mastermind Rush, the co-founder and CEO of the OceanGate undersea exploration company.

The doc, co-produced by Montreal GalaFilm boss Arnie Gelbart and directed and co-scripted by acclaimed British director Pamela Gordon, begins streaming Friday on CBC Gem. It will also be broadcast on CBC Television June 20.

The production team has done a thorough job in bringing this tragedy into fuller focus, aided and abetted by insightful interviews, rare footage of the Titan’s final voyage and other failed dives plus access to the U.S. Coast Guard’s investigation.

Experts interviewed had misgivings about the Titan’s........

© Montreal Gazette