F.P.1 antwortet nicht

Poster for F.P.1 antwortet nicht.

Movie (1932)
English title: F.P.1 Fails to Reply (UK) / F.P.1 Doesn't Answer (USA)

Starring:
Hans Albers (Flieger Ellissen)
Sybille Schmitz (Claire Lennartz)
Paul Hartmann (Kapitänleutnant Droste)
Peter Lorre (Bildreporter Johnny)

A noted airman named Ellissen persuades a company to build "F.P.1" - a floating platform which enables long distance cross continental flight (At this time such flight was in the realm of fiction) - which his friend developed. Ellissen then proceeds to continue his air-going adventures and when he returns he finds his girlfriend has started a relationship with his friend and that saboteurs have attacked F.P.1.