In your country do they use 'Night at the Museum: Secret of the Tomb' or do they translate it?
By the way, what is Arabic for 'Night at the Museum: Secret of the Tomb'?
In cinemas they tend to keep names of movies in English these days, but some years ago, Arabic translations were used. Some were literal translations and others were complete different translations than English name. But in press, most editors prefer to translate movie names into Arabic. Regarding the example you've mentioned:
Night at the Museum: Secret of the Tomb
Translation: ليلة في المتحف: سر المقبرة