What role does Marshal Herrick have during the Salem witch trials?

Marshal Herrick serves as the local law enforcement officer during the Salem witch trials, playing the critical role of maintaining order and executing the law. His position as a marshal puts him in charge of arresting the accused and overseeing the operations related to the trials. Throughout Arthur Miller's play "The Crucible," Herrick is depicted as a figure of authority who is involved in the proceedings that lead to so many wrongful convictions, thus highlighting the chaotic nature of the trials and the impact of hysteria on individuals and the community. This context sets Herrick apart from the other roles listed, as judges and ministers have different responsibilities and objectives within the narrative of the trials.