A The Walking Dead Unframed 8x10 Photo - By Barn hand signed by Madison Lintz. The item and signature are in excellent condition. Madison is an American actress known for her roles as Sophia Peletier in the AMC post-apocalyptic television drama series The Walking Dead and as Maddie Bosch in the Amazon series Bosch. AUTHENTICATION: The item is accompanied by a Beckett Certificate of Authenticity - Beckett Serial Numbered and Databased Hologram