Ulrich Noethen

as Dr. Arnold 'Arnie' Fischer

Melika Foroutan

as Mathilda Lenz

Heio von Stetten

as Gregor Reibold

Katharina Abt

as Ines Fischer

Vanessa Krüger

as Pia Fischer

Kathrin von Steinburg

as Jule Enderlein

Sarah Camp

as Astrid

Marco Bretscher-Coschignano

as Lenny