The Lost One
Der Verlorene
Synopsis
A German scientist murders his fiancée during World War II when he learns that she has been selling the results of his secret research to the enemy.
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
Der Verlorene/The Lost One (1951 Peter Lorre ENGLISH SUBS)
Type: Clip • Published 2020-10-27
Top Cast
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Peter Lorre
Dr. Karl Rothe, alias Dr. Karl Neumeister
Karl John
Hösch, alias Nowak
Helmuth Rudolph
Colonel Winkler
Johanna Hofer
Mrs. Hermann
Renate Mannhardt
Inge Hermann
Eva Ingeborg Scholz
Ursula Weber
Peter Ahrweiler
Oberstleutnant Marquardt
Gisela Trowe
Prostitute
Richard Münch
1. Kriminalbeamter
Lotte Rausch
Woman on the train
Kurt Meister
Hansi Wendler
Alexander Hunzinger
Josef Dahmen
Hans Fitz
Kurt Fuß
Joachim Hess
Lieutenant
Hans Schmitz
Paschke
Key Information & Fast Facts
- Director
- Peter Lorre
- Screenplay & Story
- Axel Eggebrecht, Benno Vigny, Peter Lorre
- Original Score
- Willy Schmidt-Gentner
- Original Title
- Der Verlorene
- Country of Origin
- Germany
- Spoken Languages
- German
- Runtime
- 1h 38m
- Production Studios
- Arnold Pressburger Filmproduktion
Creative Leadership & Key Crew
Peter Lorre
Axel Eggebrecht, Benno Vigny, Peter Lorre
Willy Schmidt-Gentner
Václav Vích
Carl Otto Bartning
Arnold Pressburger
Department Leadership Roster
Peter Lorre
Director
Axel Eggebrecht
Screenplay
Benno Vigny
Screenplay
Peter Lorre
Screenplay
Arnold Pressburger
Producer
Carl Otto Bartning
Editor
Willy Schmidt-Gentner
Original Music Composer
Václav Vích
Director of Photography
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
International Certification Matrix
FSK 16 — Restricted to viewers aged 16 and older.
Production Stills & Gallery
Official cinematic photography and background stills for The Lost One.
Featured In Curated Collections
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War: World War II
Auto-filled from Letterboxd lists
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Radiance Films
Films released by Radiance Films, built from the label's store catalogue. Refreshed 2026-09-08.
Radiance Films
Films released by Radiance Films, built from the label's store catalogue.
Film Noir
Classic-era film noir, 1940 to 1959.
leftist movies
from ptp
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Frequently Asked Questions About The Lost One
Quick factual answers about cast, synopsis, director, box office, and release information.
What is The Lost One about?
A German scientist murders his fiancée during World War II when he learns that she has been selling the results of his secret research to the enemy.
Who directed The Lost One?
The Lost One was directed by Peter Lorre.
Who stars in The Lost One?
The principal cast of The Lost One includes Peter Lorre, Karl John, Helmuth Rudolph, Johanna Hofer, Renate Mannhardt.
When was The Lost One released and how long is it?
The Lost One was released in 1951 with a total runtime of 1h 38m.
Who composed the musical score for The Lost One?
The original motion picture soundtrack for The Lost One was composed by Willy Schmidt-Gentner.
What is the age rating and content advisory for The Lost One?
The Lost One holds official age classifications: DE: 16 (FSK 16 — Restricted to viewers aged 16 and older.).