 "The Deadly Companions" passed largely without notice and is the least known of Peckinpah's films.In her memoir "'Tis Herself" (2004), Maureen O'Hara complained about Peckinpah's behavior on-set, saying that he "didn't have a clue how to direct a movie" and was "one of the strangest and most objectionable people I had ever worked with".Charles B. Fitzsimons (1924–2001), a former actor, was Maureen O'Hara's younger brother.