Stonekeeper's Neverending Funtime Party Game: I Recommend THIS Mystery Movie #765 Secret Beyond The Door, 1947

Let's play a guessing game! I have a movie in mind and you have to guess which one it is. For each movie you guess, I will give a hint that CONNECTS your guess with the movie I have in mind.

Example of connections: Actor, length, genre, aspect ratio, language, country, year, director, writer in common, rating, number of votes, nominations. It can even be something like: both movies involve kittens.
Helpful search engine: https://www.imdb.com/search/title/

- The winner can either start a new game or say "pass". In case of a pass, the OP gets to start another one.
- After 12 hints, the point goes to the OP and he/she gets to start another one.
- Movie must have at least 3500 votes. Otherwise, add a bonus hint.

Hint 1 - Casper, 1995 - plot keyword 'Mansion'
Hint 2 - The Godfather, 1972 - directer's first name begins with an F.
Hint 3 - April Fool's Day, 1986 - Mystery is one of the genres
Hint 4 - Red Sparrow, 2018 - rated in the 6's

Allaby pulls a remarkable win. Secret Beyond the Door, 1947 nice film noir by Fritz Lang, it's on YouTube.

FredBurroughs: 152
LauraGrace: 117
Hownos: 89
Allaby: 87
StoneKeeper: 69
Kawada_Kira: 51
Nyctc7: 51
lud: 45
dmac8: 44 (EMERITUS)
SkyCoyote5150: 25 (EMERITUS)
KvlhokVjequs: 14
twinA: 10
SomeCodhopper: 4
Stratego: 3
KasparHauser:2
MinaVladimir: 1
godewey: 1
ShogunofYonkers: 1
Damosuzuki:1