Summit Entertainment (Film studio, Twilight saga films)

          Film Studio website - Summit-Ent.com

Official websites -

TwilightTheMovie.com, NewMoonTheMovie.com, EclipseTheMovie.com
Official Facebook Fan Page – Facebook.com/Twilight
Official MySpace page – Myspace.com/Twilight
Official Twitter page – @Twilight
Official YouTube page – Youtube.com/OfficialTwilightFilm

Twilight saga films IMDb pages

Twilight

New Moon

The Twilight Saga: Eclipse

The Twilight Saga: Breaking Dawn - Part 1

          Melissa Rosenburg (Scriptwriter, Twilight saga films)

Official Facebook page - Facebook.com/Melissa.Rosenberg 

Catherine Hardwicke (Director, Twilight)

Official website - CatherineHardwicke.com

Chris Weitz (Director, The Twilight Saga:  New Moon)

David Slade (Director, The Twilight Saga:  Eclipse)

Official website - thechromatic.virb.com

Official Twitter - @David_A_Slade

Bill Condon (Director, The Twilight Saga:  Breaking Dawn - Part 1 & 2)

Wyck Godfrey (Producer, Twilight saga films)

Stephenie Meyer (Twilight author & Producer, Breaking Dawn - Part 1 & 2)

Official website - StephenieMeyer.com

Check out the book and movie character bios here.