Simon Grünberg (12) never cared for his Jewish heritage, while his divorced parents bicker whether he should to his bar mithzva as father Frank wants, or save his foreskin as mother Hannah holds. When he falls in love at first sight of the new 'rabbi' Rebecca, Ben decides to join the preparatory religious class hoping to win her.
| Actor | Role |
|---|---|
 Maximilian EhrenreichSimon Grünberg | Simon Grünberg |
 Yuri VölschBen | Ben |
 Tristan GöbelClemens | Clemens |
 Florian StetterFrank | Frank |
 Lavinia WilsonHannah | Hannah |
 Catherine de LéanRebecca | Rebecca |
 Imke BüchelVeranstalterin | Veranstalterin |
| AAnna-Lena DollAnja Köhler-Fiebig | Anja Köhler-Fiebig |
 Judith EngelDeborah Kuhn | Deborah Kuhn |
 Thomas LoiblAaron Killy | Aaron Killy |
 Peter JordanRüdiger Kugler | Rüdiger Kugler |
 Thomas NiehausHendrik Amann | Hendrik Amann |
 Anna StieblichRenate Killy | Renate Killy |
 Dani LevyModerator | Moderator |
 Kailas MahadevanBusfahrer | Busfahrer |
| BBenjamin MorikSanitäter | Sanitäter |