Most important of all - be sure to credit all the key roles on your film. In general, credit for the key heads of department will go to one person only. There should be only be one director, and usually (but not always) one producer and one writer.
If you need to credit someone else, give them a title such Associate Producer or Assistant Director. Extra writers can be credited under "Additional Story".
If you need to credit someone else, give them a title such Associate Producer or Assistant Director. Extra writers can be credited under "Additional Story".
Make sure you credit (at least) the following roles; Director, Producer, Writer, Editor, Art Director, VFX Supervisor, Animation Director (or Head of Animation), CG Supervisor.