Dr. Fleming, Space Command (13 Episodes)

Dr. Joseph Edmunds, Space Command Mission Control (13 Episodes)

Frank Anderson, XSW1 (13 Episodes)

Phil Mitchell, XSW1 Engineer (13 Episodes)

Ilene Morris, Space Command Communications (13 Episodes)

Steve Cassel, XSW1 Captain (13 Episodes)

(13 Episodes)

(13 Episodes)

(1953) (13 Episodes)