Desc: Military Survival Expert Rates 9 Ocean Survival Scenes in Movies and TV: With John Hudson. The UK military's chief survival instructor, John Hudson, looks at nine sea-based survival scenes from popular TV shows and movies and rates them based on realism. He looks at "All Is Lost" (2013), "Titanic" (1997), "Unbroken" (2014), "Adrift" (2018), "Cast Away" (2000), "The Shallows" (2016), "The Perfect Storm" (2000), "Life of Pi" (2012), and "It's Always Sunny in Philadelphia" S7E2 (2011).