the production (sets, actors, etc) is in Canada, but the writers are in the US. Plus, often one union honors another's strike, so they don't cross picket lines, etc.

The oldest Flash Gordon I remember was a black-and-white serial (honestly, before even my time), with someone named Buster Crabbe (could I make that up?...;) or...I think it is.

Internet Movie Database would have more.

I wish I'd said that.. The Staircase Wit

anahl nathrak uth vas betude doth yel dyenvey..;)