Walk Hard Dewey Cox Cast Guide: Who Played Who & Why It Worked (Full Breakdown)

Complete guide to the iconic Walk Hard Dewey Cox cast. Explore John C. Reilly's performance as Dewey, Kristen Wiig and Jenna Fischer's roles as wives, Tim Meadows as Sam, plus cameos by Paul Rudd, Jack White and more. Analysis of why this casting is a comedic masterpiece.