whodunit

US /ˌhuːˈdʌn.ɪt/
UK /ˌhuːˈdʌn.ɪt/
"whodunit" picture
1.

Krimi, Detektivgeschichte

a story or play about a murder in which the identity of the murderer is not revealed until the end

:
She loves reading classic whodunits by Agatha Christie.
Sie liebt es, klassische Krimis von Agatha Christie zu lesen.
The movie was a gripping whodunit with many twists.
Der Film war ein fesselnder Krimi mit vielen Wendungen.