The ICO's work centres on the transformational impact of cinema for individuals and local communities. It provides low-cost film programming services for a network of independent cinemas, mixed-arts venues, film festivals, and community spaces. It also delivers professional training, offer online learning courses, advocates for the sector, provides bespoke consultancy, and acts as a distribution partner for culturally significant films and touring programmes.

The ICO runs major industry events, including ICO Screening Days that take place four times a year, offering independent film exhibitors a chance to preview upcoming films to consider for their audiences and attend sessions that enrich their audience development work.

The ICO also offers many free, publicly accessible resources with in-depth, practical insights on a range of film exhibition skills, both for those just starting to show films and experienced professionals.