Watch the Marvel Universe Sunday Mornings on Disney XD! Watch the Marvel Universe Sunday Mornings on Disney XD!

Go behind-the-scenes with voice actor Steve Blum, the man who brought Wolverine to life in "Ultimate Spider-Man."

Marvel's Ultimate Spider-Man: BTS with Wolverine

Go behind-the-scenes with voice actor Steve Blum, the man who brought Wolverine to life in "Ultimate Spider-Man."

Go behind-the-scenes with voice actor Steve Blum, the man who brought Wolverine to life in "Ultimate Spider-Man."

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