Colonial cinema is the cinema Europeans produced in and about their colonies. It usually had little to do with the social reality in the colonized countries. It tends to be escapist

Escapism

Escapism is mental diversion by means of entertainment or recreation, as an "escape" from the perceived unpleasant or banal aspects of daily life...

 and/or apologetic and overtly racist. Today colonial cinema is an important source to understand the mentality of the colonizing societies.