Nicole Engeln

Self - Narrator (voice)

Jochen Böhler

Self - Historian

Dawid Golik

Self - Historian

Detlef Fetchenhauer

Self - Psychologist

Sybille Steinbacher

Self - Historian

Włodzimierz Borodziej

Self - Historian

Maren Röger

Self - Historian

Cezary Król

Self - Historian

Jan Turnau

Self - Journalist