Problem: "Medusa" is the eighth episode of the second season from The CW television series "Supergirl", which aired on which date, the episode features a minor tie-in with the Arrowverse crossover event "Invasion!"?

A: November 21, 2016

Problem: The Mortimer Webster House is a historic house in Stillwater, a city in Washington County, Minnesota across the St. Croix River from the state of Wisconsin, in which country?

A: United States

Problem: Leon Thau was an actor, TV producer and director, he had a part in a comedy which was the sixteenth in a series, they were both what?

A: British

Problem: What nationality are Brett Hestla nd Paul Cotton?

A:
American