At the outset making a film or TV show is the same as any other business. Establishing an entity; raising financing; setting a budget and sticking to it; considering tax consequences; ensuring compliance with federal and state securities law; and hiring and retaining personnel. And that’s just the business end.
You may have questions about your rights regarding film stills vs. publicity photos; product placement; clearing rights for any visible art; and whether frame enlargements are derivative works. You have to secure the rights you need in the intellectual property (e.g., the book, screenplay, life story rights, etc.) that will be the creative basis for your film or show.
Booth Sweet LLP frames the issues in ways you can understand.