The most widely available extended cut is the 2012 Blu-ray “100th Anniversary” edition (often labeled Titanic: The Complete Film). It runs 194 minutes — about 47 minutes longer than the theatrical cut (147 min).
"That's proof of a hundred-year-old nightmare," Brock said. He looked at the old woman’s photo on the dashboard—the one of Rose on the horse, the one with the airplane. She had lived a full life, escaping the shadow of the ship. "Some things are meant to stay buried." titanic movie extended version
An extended fight sequence between Jack and Cal's valet, Spicer Lovejoy, in the flooded dining saloon. It runs 194 minutes — about 47 minutes
In the theatrical cut, we see the ship Californian briefly as a symbol of missed rescue. In the extended version, the subplot is fully fleshed out. We witness the crew of the Californian seeing the Titanic’s distress rockets but deciding not to act because of a lazy officer. This adds a layer of infuriating tragedy, showing that the 1,500 deaths were not just an accident but a failure of human responsibility. She had lived a full life, escaping the shadow of the ship