Dark Phoenix (1): Dazzled - S3-E11
Other mistake: The episode begins with an out-of-place one-second shot of a door opening on a space craft revealing a satellite hovering over Earth before quickly cutting to an establishing shot of Muir Island. Note: this may only apply to the version of the episode that appears on Disney+. (00:01:00)
Answer: I learned the answer to this today while reading the novel, in which Angier states that the name "Rupert" attracts amused inquisitiveness from Americans, so while traveling in the United States, he goes by Robert or Robbie.
Phaneron ★