The movie never connects Johnson's bizarre lifestyle to any sort of larger, meaningful idea.

Despite this committed avoidance of a heavier thematic lift, Don’t Die: The Man Who Wants To Live Forever still works quite fine as a slice of diverting entertainment.

Faced with the problem of humanizing a man who aspires to cheat a fundamental aspect of human existence, Smith settles for a banal father-son arc.

An uncritical mad scientist doc.