"L'acteur de ce film est complètement inconnu."

Translation: The actor in this movie is completely unknown.

[Giselle419851]

Why can't I use This film's actor?

[chriswalli8]

de ce film? why not en ce film? or even dans ce film. The English is 'in this film'.

[CelsoBarrufi]

"this movie's actor is completely unknown", not accepted.