Following a second stint on "Davey and Goliath" in 1972, he returned to visual effects in earnest as an animator on Sid and Marty Krofft's "Land of the Lost" (1974–1976) and created the dinosaurs for the comic film "Caveman" (1981). He was a co-recipient of the 1983 Primetime Emmy Award for Outstanding Special Visual Effects for his work on the highly successful ABC miniseries "The Winds of War". Although often uncredited, Kleinow contributed stop motion and other visual effects to a number of films and miniseries over the next three decades, including ' (1980), "The Empire Strikes Back" (1980), "The Right Stuff" (1983), "Gremlins" (1984), "The Terminator" (1984), ' (1991), "Starship Troopers" (1997), and "Holes" (2003) while continuing to work sporadically as a professional musician.