Stars (in credits order)
Isaac Asimov
Self - Host
Forrest J. Ackerman
Self
Betty Ballantine
Ian Ballantine
Gregory Benford
Emma Bull
Arthur C. Clarke
Hal Clement
Samuel R. Delany
Dave Kyle
Frederik Pohl
Richard Powers
Terry Pratchett
Anita Raj
Mike Resnick
George Richards
Takumi Shibano
Harry Stubbs
Kees van Toorn
Michael Whelan
Art Widner