- Country: West Germany
- Genres: Comedy
- Release: 1971-02-01
- Director: Franz Josef Gottlieb
- Writers: Erich Tomek
- Language: German
- Stars: Ulli König , Gaby König , Peter Weck , Peter Weck , Gerlinde Locker , Christian Anders , Peggy March , Ilja Richter , Ralf Wolter , Christine Schuberth , Beppo Brem
- Runtime: 91 min
- Awards: N/A
- AKA: Ein Zwilling kommt selten allein , Das haut den stärksten Zwilling um , La Guigne l'emporte (France, French Republic) , Das haut den stärksten Zwilling um
- Plot: Civil servant Peter Werner lives separated from his wife, fashion photographer Grit. Their twins also live separated from each other; Gaby grows up with their father in Munich; Ulli lives with their mother in London.
- IMDB:tt0065613
Das haut den stärksten Zwilling um Cast · · · ALL
Franz Josef Gottlieb
Director
Peter Weck
Peter Werner / Ferdinand Werner
Gerlinde Locker
Grit Werner
Christian Anders
Michael Rainer
Peggy March
Peggy
Ilja Richter
Udo Allmayer
Ulli König
Ulli
Gaby König
Gaby
Herbert Fux
Herbert
Ralf Wolter
Richard Strauss
Christine Schuberth
Monika
Beppo Brem
Wondrak
Michaela May
Wilma
Walter Buschhoff
Peter's Chef
Karl Schönböck
Hugo Fock
Corinna Genest
Eulalia Wimmer
Raoul Retzer
Pfleger
Gunther Philipp
Heinrich Kletter
Marianne Mendt
Mausi
Hans Terofal
Karl
Franz Josef Gottlieb
Lehrer
Alexander Grill
Franz Josef
Peter Maffay
Self