Leonardo DiCaprio is a former revolutionary on a search for his daughter in the trailer for writer/director Paul Thomas Anderson's new flick One Battle After Another. The trailer sees DiCaprio, a former member of a revolutionary group called the French 75, seeking help from other revolutionaries to find his missing daughter. Also starring in the movie are Regina Hall, Teyana Taylor, Chase Infiniti and Alana Haim. One Battle After Another hits theaters Sept. 26.