Of the two film directors, Andrzej Żuławski and Ladislao Vajda, which is most known to go against the mainstream?
Ladislao Vajda: Ladislao Vajda (born László Vajda Weisz; 18 August 1906, Budapest – 25 March 1965, Barcelona) was a Hungarian film director who made films in Spain, Portugal, the United Kingdom, Italy and Germany. Andrzej Żuławski:  Żuławski often went against mainstream commercialism in his films, and enjoyed success mostly with European art-house audiences.
i don't know