Don Thompson is a Canadian actor. He is best known for Overboard (1987), Slither (2006) as Wally, Watchmen (2009) as Detective Gallagher, Passengers (2008) as Norman, and The Killing (TV Series) as Janek Kovarsky.
He made guest appearances in all three of the longest-running North American science-fiction series: The X-Files, Stargate SG-1, and Smallville.
Ookiness[]
Thompson played Uncle Jester in The New Addams Family episode "Granny, the Happy Medium".