95 Worlds and Counting Online

John Lithgow - Narrator (voice) , Jeffrey Kargel - Self (as Professor Jeffrey Kargel) , Ashley Davies - Self, Rosaly Lopes - Self (as Professor Rosalyn Lopes) , Laszlo Keszthelyi - Self (as Professor Laszlo Keszthelyi) , Dan Durda - Self (as Dr. Daniel Durda) , Peter Schultz - Self (as Professor Peter Schultz) , Eugene Cernan - Self (as Captain Gene Cernan) , Ralph Lorenz - Self (as Dr. Ralph Lorenz) , Philip R. West - Self (as Dr. Phil West) , Richard Terrile - Self (as Professor Richard Terrile) , Richard Greenberg - Self (as Dr. Richard Greenberg) , Randy Tufts - Self (as Dr. Randy Tufts) , Jody Deming - Self