Today I pondered: what film would you hypothetically have (force) your family and loved ones watch at your funeral? A film that would best represent the you that your family and loved ones know and love. A film they could walk out of and understand why you picked it.
Hard mode: Your sincere answer
Hard mode plus: Keep it relatively family friendly
The strongest answer I can come up with, adhering to my hard mode plus rule: The Man Who Stole the Sun (1979)