The event, to be held from 7 to 8 p.m. EDT, is part of Circuit City's "live the game" fall football promotion, which includes a Fantasy Football video platform on YouTube and free access to DirecTV's 2008 NFL Sunday Ticket programming with a $499 purchase and a new satellite subscription.
Fans can post questions and comments for Marino prior to his appearance.
“We're thrilled to welcome Dan to our online community and know that visitors to our Web site will be excited to interact with one of the towering figures in sports,” said Brian Bradley, Circuit City's multi-channel senior VP. “Offering direct access to leaders in sports, entertainment and technology is an important part of our effort to engage consumers in a whole new way. Our goal is for circuitcity.com is to continue our leadership position as a vibrant and welcome online destination for consumers.”