The title of the film, set in Luxembourg in 1942, during the Nazi occupation, amalgamates the words Schacko (helmet) and chapeau claque (opera hat). The village, in which it is set, has not yet been feeling the effects of the war at this point.

• Samsa Film
• André Jung
• Myriam Muller
• Claude Wagner
• Michèle Clees
• Paul Greisch
• Josiane Peiffer
• Shirin Fabeck
• Uli Eichenberger