Dennis O'Neil

Biography

No biography available.

Actor · 3

• 

  Superman vs. Batman: When Heroes Collide (2013)

  as Self 10 min
• 

  Batman Unmasked: The Psychology of The Dark Knight (2008)

  as Self 45 min
• 

  Comic Book Superheroes Unmasked (2003)

  as Self 100 min