When private eye John Hillman is on assignment in London his wife Kajsa visits the Army's riding school at Strömsholm, Sweden. She gets involved in the strange murder of the Blue Rider. Unknown to everyone at Strömsholm.
as Kajsa Hillman
as Freddy Sjöström
as Elly Weinestam
as Douglas Weinestam
as Henrik Löwe
as Kerstin Renman
as Git Malmström
as Kurt Forsberg
as Axel Weber
as Rutger von Schöffer
as Nelson
as Sune Öhrgren
as Sonja Svensson
as John Hillman
as Andersson
as Veterinarian
as Jonsson
as Parat
as Åberg
as Maid at Ribbersvik
as Boman
as Vivianne
as Cook
as Taxi driver
as Photographer