An overview of the many specific functions of a film producer...

Some development and pre-production functions may be shared
between the producer(s) and director. For example, it’s common for the
producer and director to collaborate closely with regard to casting,
selection of cinematographer and editor, as well as production designer.

DEVELOPMENT / PRE-PRODUCTION
•Conceive the underlying concept upon which the film/production will be based
•Select the material upon which the film/production will be based
•Select the writer(s)
•Secure necessary rights for development and production of the material
•Supervise and oversee the development process (how the concept is developed into a screenplay)
•Secure initial financing (e.g. studio or independent funding - equity and/or debt)

PRODUCTION
•Oversee and approve the deals for the principal components of the film
•Supervise the unit production manager
•Consult with the director
•Consult with the principal cast
•Consult with the production designer
•Select the composer
•Consult regarding set design, dressings, locations and props
•Consult regarding visual and mechanical effects (if applicable)
•Consult regarding wardrobe, makeup and hair
•Manage and approve the weekly cost report
•Supervise ‘on-set’ and day-to-day operation of the production, talents and crafts
• Supervise ‘on location’ the operations of the location shoot and of talent and crafts
• View the ‘dailies’ and consult with the director and editor

POST-PRODUCTION
•Consult with the editor
•View and assess the director’s cut
•Participate in attaining and approving the final cut
•Consult with the composer
•Supervise the music recording sessions
•Supervise the titles and opticals process
•Consult on the answer print or edited master
•Consult on the marketing plan and materials
•Consult on the film’s distribution plan and advertising/marketing plan
•Participate in the publicity process
•Participate in the exploitation of the production in ancillary markets

Download complete PDF guide for the functions of a movie producer
http://garywgoldstein.com/resources/what%20producers_do.pdf