Space Command was a Canadian children's science fiction television adventure series, broadcast on CBC Television in 1953 and 1954, the first time the network aired its own dramatic series.Created by Alfred Harris, the series focused on the activities of young space lieutenant Frank Anderson (Robert Barclay) aboard the space ship XSW1, along with his crewmate Phil Mitchell (James Doohan, best known as Scotty on Star Trek) and XSW1 captain Steve Cassel (Harry Geldard). Their missions dealt with various space exploration and science subjects, including sunspots, space medicine, and the search for extraterrestrial life.

The XSW1 was operated by the worldwide Space Command organization, which concerned itself with space exploration and colonization. Characters at Space Command Earth included Dr. Joseph Edmunds (Andrew Anthony), Ilene Morris (Aileen Taylor), and Dr. Fleming, (Austin Willis). Other actors appearing on the series included Joe Austin, Cec Linder, Barry Morse (later of the TV series The Fugitive and Space: 1999), and William Shatner (Star Trek).Although short-lived, Space Command proved to be a hit dramatic program for CBC's earliest years.