First, here are all the credits as listed for Special Thanks:
Episode 1: Paul Levitz, Joe Orlando, Jack Oleck, Nestor Redondo, Jack Sparling.
Episode 2: Gardner F Fox, Bob Haney, Paul Levitz, Joe Orlando, Jack Oleck, Nestor Redondo, Jack Sparling, Alex Toth, Mike Sekowsky, Mark Hanerfeld, Bill Draut
Episode 3: Stephen Bissette, Mike Carey, Steve Dillon, Gardner F[...]
Joe Orlando Archives
Joe Kubert and Jaime Hernandez, Dave Gibbons and Jack Kirby, as well as the likes of Bob Kane and Joe Orlando, Murphy Anderson, Ramona Fradon, Gil Kane, Jim Steranko, and Gene Colan, Michael Kaluta, P Craig Russell, Jim Starlin, Jim Aparo, and Frank Thorne, Bill Sienkiewicz, Matt Wagner, Howard Chaykin, and Brian Bolland.
History Of DC[...]
Gilbert, Jim Starlin, Joe Kubert, Arthur Adams, Walter Simonson, Paul Norris, Mike Grell, Mary Wilshire, Andy Kubert, Gil Kane, Kurt Schaffenberger, Bob Kane, Curt Swan, George Pérez, Howard Chaykin, Jan Duursema, Carmine Infantino, Jim Steranko, Gray Morrow, Neal Adams, Murphy Anderson, Dave Gibbons, Gilbert Hernandez, Dan Spiegle, Frank Thorne, Ramona Fradon, Matt Wagner, Ernie Colon, Irwin[...]