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Ben Whishaw
British Boy (voice)

Jena Malone
American Girl (voice)

Julia Hummer
German Girl (voice)

Ben Rosenfield
Tommie Scheel

Jessie T. Usher
American Boy (voice)

Leah Hennessey
Brenda Dean Paul

Malik Peters
Warren Wall

Ivy Blackshire
Melita Machmann

Daniela Leder
Melita Machmann (voice)

Alden Ehrenreich
1940s Teenager