<Li> Mika Boorem as Margaret Martin Benjamin's older daughter, she is often seen taking care of her younger siblings . </Li> <Li> Skye McCole Bartusiak as Susan Martin The younger daughter and child among Benjamin's seven children, she has a problem with speaking, which may be a post-traumatic reaction to the death of their mother; only later on does she finally open up . Her feelings towards her father change radically as the film progresses, and after Benjamin leaves from the furlough to rejoin his militia, in an extremely emotional scene, she seemingly forgives him and tells him she'll say anything he wants to make him stay, to which Benjamin can only promise to return, which Susan accepts . </Li> <Li> Joely Richardson as Charlotte Selton Benjamin's sister - in - law and love interest in the film . She is the owner of a plantation that is later burned down in the film . She looks after Benjamin's children while he is fighting . </Li> <Li> Jason Isaacs as Colonel William Tavington Colonel of the Green Dragoons, he is portrayed as a charismatic sociopath and a brutal commander . Long ago, his late father wasted away the family money, along with William's inheritance . He suggests to Cornwallis that he be allowed to acquire the Ohio territory as payment after the war since the brutality his commander wants from him sacrifices his social standing in English society . He is nicknamed "The Butcher" by Brigadier General O'Hara . The character is based on Banastre Tarleton . </Li>

Who played aunt charlotte in the movie the patriot