A serial killer that decapitates people is on the loose in the Stockholm subway. Martin Beck and his colleagues try to catch the killer, while the panic in the city increases.

Peter Haber
as Martin Beck

Mikael Persbrandt
as Gunvald Larsson

Stina Rautelin
as Lena Klingström

Per Morberg
as Joakim Wersén

Rebecka Hemse
as Inger

Michael Nyqvist
as John Banck

Cecilia Häll
as Annika

Carlo Schmidt
as Erik Lindgren

Kasper Lindström
as Jens

Staffan Göthe
as Magnusson