Question: What nationality is Henny Backus's husband?
Sentence (from "Jim Backus"): Among his most famous roles was the voice of nearsighted cartoon character Mr. Magoo, the rich Hubert Updike III on the radio version of "The Alan Young Show", Joan Davis' character's husband (a domestic court judge) on TV's "I Married Joan", James Dean's character's father in "Rebel Without a Cause", and Thurston Howell III, on the 1960s sitcom "Gilligan's Island".
Relevant evidence: No