Avaruuden sankari was released in the year 1986。Avaruuden sankari is also called as Flight of the Navigator, Vuelo del navegante, Ucieczka navigatora, Tilbage til virkeligheden, The Navigator, Navigator, Flug des Navigators, Borta med tiden。

A 12 year old boy goes missing in 1978, only to reappear once more in 1986. In the eight years that have passed, David hasn't aged. It is no coincidence that at the time David 'comes back', a flying saucer is found, entangled in electricity cables.

Avaruuden sankari actors and actresses include Cliff De Young, Howard Hesseman, Paul Reubens, Sarah Jessica Parker, Veronica Cartwright。