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Sophia Münster as Hanni Sullivan |
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Jana Münster as Nanni Sullivan |
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Suzanne von Borsody as Frau Mägerlein |
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Katharina Thalbach as Mademoiselle Bertoux |
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Hannelore Elsner as Direktorin Frau Theobald |
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Barbara Schöneberger as Daphne Diehl |
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Justus von Dohnányi as Mister Gordon |
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Konstantin Wecker as Professor Konrad Kästner |
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Nele Guderian as Daniela |
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Luisa Spaniel as Lilly |
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Aleen Jana Kötter as Erika |
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Leopold Klieeisen as Clyde |
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Liam van Enschot as Seth |
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Carlos Knöpfel as Wuschel |
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Michelle Heik as Jette |
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Isabella Pasimeni as Isabella |
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Johann Florin as Joe |
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Langston Uibel as Internatsschüler (uncredited) |
| Camera | Felix Poplawsky | Director of Photography |
| Editing | Zaz Montana | Editor |
| Editing | Manuel Reidinger | Editor |
| Art | Regine Freise | Art Direction |
| Costume & Make-Up | Nici Zinell | Costume Design |
| Sound | Christian Bischoff | Sound Re-Recording Mixer |
| Sound | Magnus Pflüger | Sound |
| Sound | Benjamin Krüger | Sound |
| Sound | Pit Kuhlmann | Sound Editor |
| Directing | Dagmar Seume | Director |
| Writing | Enid Blyton | Novel |
| Writing | Chris Silber | Writer |
| Art | Jörg Baumgarten | Production Design |
| Production | Gesa Engel | Producer |
| Production | Hermann Florin | Producer |
| Production | Nico Hofmann | Producer |
| Production | Karen Lawler | Executive Producer |
| Production | Emmo Lempert | Co-Producer |
| Production | Jürgen Schuster | Producer |
| Production | Tobias Timme | Line Producer |
| Production | Ingo Weis | Producer |
| Production | Sebastian Werninger | Line Producer |
| Production | Dietmar Fischer | Production Manager |
| Production | Gernot Sprenger | Unit Manager |
| Directing | Lars Bretschneider | Assistant Director |
| Directing | Philipp Rosié | Second Assistant Director |
| Crew | Wolfgang Stegemann | Stunts |
