Heinz Erhardt as Fritz Eilers

Hans-Joachim Kulenkampff as Ulrich Salandt

Wolf Albach-Retty as Prof. Johannes Büttner

Waltraut Haas as Tilla Büttner

Mady Rahl as Malchen Eilers

Peter Kraus as Robby Eilers

Inge Meysel as Sylvia Koschinsky

Corny Collins as Katinka

Christiane Hörbiger as Angelika Zander

Katharina Mayberg as Beryl

Walter Janssen as Popp

Günther Bauer as Bert Erichsen

Erna Schickl as Grete Köck

Edith Elmay as Uschi

Traute Duscher as Lotte

Antonia Mittrowsky as Marianne Hopfleder

Michael Tellering as Krause

Vera Balser-Eberle as Frau Butterwegg

Eva Fichte as