Vlasta Burian
František Lelíček / Fernando XXIII
Martin Frič
Sherlock Holmes
Lída Baarová
The Queen / Her Doppelganger
Theodor Pištěk
Prime Minister Count Mendoza
Fred Bulín
James, Holmes' Butler
Alois Dvorský
Court Doctor
Eduard Šlégl
Court Marshal
F. X. Mlejnek
Fat Conspirator
Jan Sviták
Leader of the Conspirators
Jan W. Speerger
Lender / Anarchist with a Bomb
Josef Rovenský
Mayor / Guard Officer
Vladimír Pospíšil-Born
Minister
Eman Fiala
Photographer / Songwriter
Zvonimir Rogoz
Royal Officer
Kamila Rosenkranzová
The Landlady
Karel Postranecký
Waiter / Royal Guard Officer