Before ‘The Fantastic Four: First Steps,’ there was simply ‘Fantastic Four,’ the 2005 big-screen adventure that helped reinvigorate the super-hero space. ET sat down with the cast — Ioan Gruffudd as Reed Richards/Mister Fantastic, Jessica Alba as Sue Storm/Invisible Woman, Chris Evans as Johnny Storm/Human Torch, Michael Chiklis as Ben Grimm/the Thing and Julian McMahon as Victor von Doom/Doctor Doom — to hear their take on bringing Marvel’s ‘dysfunctional family’ to life. Check out never-before-seen interviews and rare behind-the-scenes footage.