Treasure Island (1978)

Jim Hawkins is a young boy lead by progressive events to embark on a search journey for the legendary treasure of the once dreaded pirate, Captain Flint. On their way to Treasure Island, John Silver, Jim's best friend (and eventually a father-figure), takes over command of the ship revealing his true self as the ruthless pirate who was once the right hand of Flint himself. Feeling betrayed, Jim now has to deal with his mixed emotions and face Silver, who still consider himself and Jim as friends.