A cosmic case of flying saucers, intergalactic intrigue and out-of-this-world romance launches Scooby-Doo and the Mystery Gang into their most unearthly adventure ever.
Directed byJim Stenstrum
Written byDavis Doi (story by), William Hanna (characters), Joseph Barbera (characters), Glenn Leopold (story by), Davis Doi (screenplay by), Lance Falk (screenplay by)
CountryUSA
Runtime74 min
On screen
Scott Innes
Mary Kay Bergman
Frank Welker
B.J. Ward