Posthumous (2014) on Netflix

Plot summary

Liam Price is an artist in Berlin whose career has gone nowhere, and his frustration drives him to destroy his work in front of a gallery. Passed out drunk, he has his belongings stolen by a homeless man, and that man is found dead with the drawings. Everyone believes the body is Liam's and that he has killed himself, and interest in the art he left behind grows. Liam therefore lets the world believe he is gone and appears as his own brother to sell. An American journalist, McKenzie Grain, decides to write a story about his life, which puts the arrangement at risk.