Which philosophy is associated with the French philosopher, known for his play, which later became a film directed by Vittorio De Sica?
The Condemned of Altona (film): The Condemned of Altona (Italian: I sequestrati di Altona ) is a 1962 Italian-French drama film directed by Vittorio De Sica. Jean-Paul Sartre:  He was one of the key figures in the philosophy of existentialism and phenomenology, and one of the leading figures in 20th-century French philosophy and Marxism.
i don't know