6. Space Travel (1992)
Release date: 1992-11-05
Season number: 4
Episode number: 6
Runtime: 30 minutes
Guest stars
Rest of guest stars - click here to expand
Hal Clement - Self, Bob Shaw - Self, Robert J. Sawyer - Self, Jerry Pournelle - Self, Ben Bova - Self, Iain Banks - Self, Bruce Sterling - Self