Season 4

Guest Stars:

Hal Clement, Dan Curtis, Robert J. Sawyer, David Brin, Ben Bova

Guest Stars:

Neil Gaiman, Michael Dorn, Julius Schwartz, Walter Koenig, Spider Robinson

Guest Stars:

Lewis Shiner, Andre Norton, Paul Di Filippo, Monica Hughes, Mike Resnick

Guest Stars:

Ray Bradbury, Julius Schwartz, Robert J. Sawyer, Dave Gibbons, Ben Bova

Guest Stars:

Doris Lessing, Dave Gibbons, Peter David

Guest Stars:

Ray Bradbury, Hal Clement, Bob Shaw, Robert J. Sawyer, Jerry Pournelle

Guest Stars:

Terry Pratchett, Michael Moorcock, Will Eisner, Dave Gibbons, William Gibson

Guest Stars:

Ellen Datlow, Alan Moore, Spider Robinson, Ben Bova

Guest Stars:

L. Sprague de Camp, Spider Robinson, Michael Moorcock, Gregory Benford, Joe Haldeman

Guest Stars:

Neil Gaiman, C. J. Cherryh, Harlan Ellison, George R. R. Martin, Walt Simonson

Guest Stars:

Harlan Ellison, David Brin, Kate Wilhelm, Frank Kelly Freas, Gregory Benford

Guest Stars:

Will Eisner, Samuel R. Delany, Dave Gibbons, Charles de Lint, Kevin Eastman

Guest Stars:

Walter Jon Williams, Terry Pratchett, Michael Moorcock, Jerry Pournelle, Sean Stewart

Guest Stars:

Timothy Leary, John Brunner, Robert J. Sawyer, David Brin, Douglas Adams

Guest Stars:

Neil Gaiman, Sharyn McCrumb, John Brunner, Harlan Ellison, Jerry Pournelle

Guest Stars:

P. D. James, Sharyn McCrumb, Sean Stewart, Mike Resnick, Martin H. Greenberg

Guest Stars:

Andre Norton, Spider Robinson, Will Eisner, Samuel R. Delany, William F. Wu

Guest Stars:

Élisabeth Vonarburg, Guy Gavriel Kay

Guest Stars:

Michael Moorcock, Douglas Adams, Ben Bova, Clive Barker

Guest Stars:

Neil Gaiman, Anne Rice, Spider Robinson, Gregory Benford, Brian Stableford

Guest Stars:

Neil Gaiman, Alan Moore, Samuel R. Delany, Sean Stewart, Clive Barker

Guest Stars:

Roberta Williams, Dave Gibbons, Douglas Adams, Frederik Pohl

Guest Stars:

P. D. James

Guest Stars:

Donald E. Westlake, Salman Rushdie, Terry Pratchett, Spider Robinson, Harlan Ellison

Guest Stars:

David Brin, Jerry Pournelle, Joe Haldeman, Frederik Pohl, Kim Stanley Robinson

Guest Stars:

Dave Sim, Harlan Ellison, Will Eisner, Kevin Eastman, Len Wein