"On Spaceguard" is the first segment of the tenth episode of Miles from Tomorrowland. It premiered on April 3, 2015 alongside "Spaceship Invader".
Miles goes on a ride along with his uncle, Captain Joe of the SpaceGuard, and finds himself in pursuit of space villain Gadfly Garnett.
- Cullen McCarthy as Miles Callisto
- Fiona Bishop as Loretta Callisto
- Olivia Munn as Phoebe Callisto
- Tom Kenny as Leo Callisto
- Dee Bradley Baker as M.E.R.C.
- Mark Hamill as Gadfly Garnett
- Adrian Grenier as Captain Joe
- June 10, 2015 (Germany)
- June 14, 2015 (Spain)
- August 1, 2015 (Poland, Romania, Middle East, Africa, Hungary)
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