- David Chase Wasn’t Sure James Gandolfini Was ‘Threatening Enough’ to Play Tony Soprano IndieWire
- The Sopranos Creator David Chase Had 1 Concern About James Gandolfini Before Casting Him as Tony Soprano People.com
- “Is He Threatening Enough?” Vulture
- ‘The Sopranos’ Creator David Chase Worried James Gandolfini Wasn’t ‘Threatening Enough’ Before Casting Him in Iconic Lead Role: ‘I Have One Concern’ AOL.com
- Book Excerpt: Gandolfini: Jim, Tony & the Life of a Legend by Jason Bailey Roger Ebert