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):  It is based on the play of the same name by Jean-Paul Sartre. 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