April Skuespillere og folkene bag
Maria CiesielskaCpl. Ruszkowska Piotr PawłowskiProsecutor Hyrny Franciszek PieczkaPvt. Anklewicz Leszek HerdegenEns. Szumibor August KowalczykMajor Lipiec Krzysztof KowalewskiSulikowski Bolesław PłotnickiMajor Kozłowski Witold PyrkoszLt. Galicki Jolanta CzaplińskaRadio Operator (uncredited) Wacław KowalskiParamedic (uncredited) Józef ŁodyńskiSoldier escorting Anklewicz (uncredited) Adam PerzykSoldier (uncredited) Wojciech RajewskiHeinrich Dampf (uncredited) Stanisław TymSoldier (uncredited) Witold LesiewiczInstruktør Stanisław KasprzysiakAssistant Production Design Jerzy ZielińskiAssistant Set Decoration Marek IwaszkiewiczSet Decoration Wojciech KrysztofiakProduction Design Czesław ŚwirtaDirector Of Photography Krystyna ChmielewskaAssistant Makeup Artist Jan BanuchaCostume Design Teresa TomaszewskaMakeup Artist Janusz WeychertFirst Assistant Director Andrzej Jerzy PiotrowskiAssisterende instruktør Zorika ZarzyckaAssisterende instruktør Tamara GawryśSupervisor for manuskript Alfreda CzarneckaAssistant Editor Jadwiga ZajičekFilmklipper Kazimierz KucharskiSound Assistant Zbigniew KowalczykSound Assistant Tadeusz BairdKomponist af original musik Barbara Pec-ŚlesickaAssistant Production Manager Włodzimierz GrocholskiAssistant Production Manager Wilhelm HollenderProduktionsleder 
