Copyrightuser.org is an online resource aimed at making UK copyright law accessible to creators and members of the public. The resources here are meant for everyone who uses copyright: musicians, filmmakers, performers, writers, visual artists and interactive developers, among others.
The Filmmakers page includes
- Is it always necessary to ask permission to use another’s film?
- Are there set rules about using clips from other films?
- If the copyright owner cannot be found, can their work be used?