Schoolgirl Report Part 12: If Mom Only Knew... The 12th movie of the series. Details Casts Videos Galleries Posters Title Schoolgirl Report Part 12: If Mom Only Knew... Release Date 1978-02-03 Runtime 01 Hours 23 Minutes Genres Comedy Drama Production Companies Unknown Production Countries Germany Willy Adler... Nicky... Sascha Atzenbeck... Paul... Ulrich Beiger... Ottokar Kuppler... Eva Berthold... Frau Kuppler... Marianne Dupont... Schülerin... Johanna Ebertseder... Gabi... Sylvia Engelmann... Ina Kuppler... Gudrun Grau... Barbara... Wolf Harnisch... Dr. Meisentopf... Margitta Hofer... Betty... Michel Jacot... Herbert Ballermann... Hans J. Jung... ... Kolfgang Jung... Captain Stelling... Karin Kernke... Karin's Lehrerin... Roswitha Krey... ... Ginny Noack... Edda... Helena Rosenkranz... Gabis Mutter... Claus Tinney... Helmut Wolters... Elisabeth Welz... Lehrerin auf Schulausflug... Stefan Wiesehöfer... Heiner... SCHOOLGIRL REPORT 12 Movie Review (1978) Schlockmeisters #1422 (Trailer) Original Size (1280x720) Original Size (1701x2232) Original Size (500x750) Original Size (1000x1500) Original Size (1000x1498) Original Size (1400x2100) Original Size (1000x1500)