Complex sentence: In 2014, Wilson was cast in an unspecified role in the forthcoming Marvel Cinematic Universe film "Ant-Man", but later left the film due to scheduling conflicts brought upon by multiple delays with the film's production.
Split into simpler sentences: In 2014, Wilson was cast in an unspecified role in the forthcoming Marvel Cinematic Universe film "Ant-Man". But later left the film due to scheduling conflicts brought upon by multiple delays with the film's production.