Stephan Derrick (voice)
Harry Klein (voice)
Arno Hello (voice) (as Gustav Peter Wöhler)
Tina (voice)
Dr. Zark (voice)
Elfriede Mitzenheim (voice)
Willy / Showmaster (voice)
Frau Schmutz (voice)
Falk (voice)
Linda (voice)
Geheimwaffe (voice)
Dicker Frank (voice)
Mutter (voice)
Schwester Domina (voice)
Dr. Ingeborg (voice)