Alien Schmalien A alien that trashed in Tumbleweed is instantly kidnapped and placed as a circus act. It's up to Yabba and the gang to get him back to where he belongs. Details Casts Galleries Posters Season Lists Title Alien Schmalien Genres Animation Mystery Comedy Family Kids Release Date 1982-11-27 Episode Runtime 00 Hours 30 Minutes Season Number 4 Episode Number 28 Production Companies Hanna-Barbera Productions, Ruby-Spears Enterprises Casey Kasem... Shaggy Rogers (voice)... Don Messick... Scooby-Doo / Scrappy-Doo ... Original Size (1920x1080) Original Size (1920x1080) Original Size (2000x3000) Original Size (960x1440) Original Size (1000x1426) Original Size (600x900) Original Size (600x900) Season 1 16 Episode(s) 1979-09-22 Season 2 39 Episode(s) 1980-11-08 Season 3 21 Episode(s) 1981-09-19 Season 4 39 Episode(s) 1982-09-25