Inga Tidblad

Cathérine von Wismar

Holger Löwenadler

Carl Gustav von Wismar

Lauritz Falk

Lieutenant Rehusen

Erik Hell

Möllersten

Stig Järrel

Riddercrantz

Erik 'Bullen' Berglund

Tarnow, Russian

Hugo Björne

Adlerhjelm

Björn Berglund

Manderberg

Emil Fjellström

skipper Nordström, pilot

Frank Sundström

Gustav III

Wiktor Andersson

man at the Blue Gate Inn (uncredited)

Olga Appellöf

Archdeacon at Cathérine's musical soiree (uncredited)

Josua Bengtson

conspirator on board the ship (uncredited)

Ann-Margret Bergendahl

lady in von Wismar's park (uncredited)

Julie Bernby

maid at the Blue Gate inn throwing out the contents of a chamberpot (uncredited)

Ernst Brunman

man at the Blue Gate Inn (uncredited)

Carl-Hugo Calander

Lord (uncredited)

Åke Claesson

Police Chief (uncredited)

Nancy Dalunde

Archdeacon at Cathérine's musical soiree (uncredited)

Agda Helin

skips Nordström's old woman (uncredited)

Tom Walter

The Police Spy (uncredited)

Torsten Lilliecrona

lackey to von Wismar, guards Rehusen and Riddercrantz (uncredited)

Sven Magnusson

Lackey at von Wismar's (uncredited)

Georg Årlin

the chaplain at Cathérine's music soiree (uncredited)

John Melin

Manne Grünberger

Torsten Hillberg

Gun Robertson

Majken Torkeli

Hans Strååt

Arne Lindblad

Sten-Åke Cederhök

Uno Larsson

old man in the window of the Blue Gate inn (uncredited)

Helga Brofeldt

lady in the theater audience (uncredited)