▁therefore ▁she ▁receives ▁daily ▁lect ures ▁from ▁the ▁school ▁principal . ▁ ▁Jordan ▁Call ow ay ▁as ▁Z ack ▁Carter - Sch wart z , ▁Add ie ' s ▁other ▁best ▁friend ▁who ▁is ▁on ▁the ▁basketball ▁team ▁and ▁an ▁environmental ▁advoc ate ▁that ▁we ars ▁sand als ▁ ▁T ad h g ▁Kelly ▁as ▁Ben ▁S inger , ▁Add ie ' s ▁older ▁brother ▁ ▁Mol ly ▁H agan ▁as ▁Mrs . ▁Sue ▁S inger , ▁Add ie ' s ▁mother ▁ ▁Mark us ▁Fl an agan ▁as ▁Mr . ▁Jeff ▁S inger , ▁Add ie ' s ▁father ▁ ▁Emma ▁D eg erst ed t ▁as ▁Mar is , ▁a ▁mean ▁girl . ▁ ▁Ch else a ▁T av ares ▁as ▁C ran berry , ▁Mar is ' ▁best ▁friend . ▁ ▁Rec urr ing ▁ ▁D ust in ▁In gram ▁as ▁Du ane ▁O gl iv y ▁ ▁Mary ▁Lou ▁as ▁Mary ▁Fer ry ▁ ▁R aja ▁F ens ke ▁as ▁J ake ▁Be h ari ▁ ▁Bian ca ▁Collins ▁as ▁P atti ▁Pere z . ▁Another ▁mean ▁girl ▁who ▁joins ▁Mar is ▁& ▁C ran berry ▁and ▁ex - g irl friend ▁of ▁J ake ▁who ▁tries ▁to ▁make ▁Add ie ▁je alous ▁& ▁hum ili ate ▁her . ▁ ▁Sarah ▁H ester ▁as ▁Jen ▁Stevens on - Ben ' s ▁girl friend ▁and ▁co - worker ▁at ▁Ju ice ! ▁ ▁Harry ▁Perry ▁III ▁as ▁Manager ▁Mike ▁ ▁Stephen ▁Ford ▁as ▁Ch ad ▁▁ ▁M ild red ▁Dum