Swiss Army Man is a 2016 American surrealist comedy-drama film written and directed by Daniel Scheinert and Daniel Kwan in their feature directorial debuts. The film stars Paul Dano, Daniel Radcliffe, and Mary Elizabeth Winstead.
https://en.wikipedia.org/wiki/Swiss_Army_Man
Seconding this. One of those bonkers films that makes you really impressed that they convinced a studio to give it the green light.