Appearing in "Crisis on Earth-X, Part 1"
- Alex Danvers
- Kara Danvers/Supergirl
- S.T.A.R. Labs
- Team Arrow
- King Shark
- Nazi Party
- Guardian (Earth-X) (Only appearance; dies)
- Nora West-Allen (First appearance; unnamed)
- Galileo (Mentioned only)
- Gideon (Mentioned only)
- Maggie Sawyer (Mentioned only)
- Marie Curie (Mentioned only)
- Sir Isaac Newton (Mentioned only)
- Central City
- England 1183
- National City
- Star City
- Earth-X (First appearance)
Synopsis for "Crisis on Earth-X, Part 1"
- Synopsis not yet written.
- Continued in "Crisis on Earth-X, Part 2", an episode of Arrow that originally was broadcast on the same night.
- No trivia.
- 4 Images from Supergirl (TV Series) Episode: Crisis on Earth-X, Part 1
- Episodes of Supergirl (TV Series)
- Images from Supergirl (TV Series)
- Gallery for the Supergirl (TV Series) series
Links and References
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