Ed Asner

Adult Walter (voice)

Jaeden Martell

Walter

Christa Beth Campbell

Gerti

Gabe White

Bruno

Marianne Muellerleile

Frau Braunschweig

Steve Cell

Lt. Mueller

Alicia Ziegler

Nadia

Finnian Scott Morris

Johan

Cole Jensen

Gustaf

Jessamin Blu

German Student

Madeline Convy

German Student

Ava Daniels

German Student

Hayley Easterling

German Student

Connor Finnerty

German Student

Landon Taylor Klotz

German Student

Brenda Lee Lau