Cast-signed ''Back to the Future'' comic #1, graded 9.8 mint by CGC. Comic is signed boldly in black felt-tip by Michael J. Fox (Marty McFly), Christopher Lloyd (Doc Brown), Thomas Wilson (Biff Tannen), Lea Thompson (Lorraine Baines), Claudia Wells (Jennifer Parker) and screenwriter Bob Gale, with several also adding their character's names. Measures 8.125'' x 13'' as encapsulated. With COAs for each signature from Celebrity Authentics.