Sarah Drew

Jess Waters

Brennan Elliott

Mark Olson

Alina Fritsch

Tori Voight

Stefan Gorski

Vincent

Oskar Ricketts

Julian Olson

Allegra Tinnefeld

Summer Olson

Abigail Vollnhofer

Isla Olson

Tina von Carlowitz

Lena Huber

Jerry Kwarteng

Reporter

Gerda Jahn

Mistletoe Lady

Wolfram Hermann-Hubler

St. Nikolaus

Alexander Keller

Mayor

Anna Starzinger

Cello Player

Grace VanderWaal

Performer (uncredited)

Maclain Nelson