An evil alien brain, bent on world domination, takes over the body of an atomic scientist, while a "good" alien brain inhabits the body of the scientist's dog and waits for an opportunity to defeat the evil brain.
1999
2000
1996
2014
1979
2023
2007
2009
2015
1994
2013
1982
2001
2005
2006
1985
1988
1995