Horst Tappert

as Stephan Derrick

as Inspector

as Derrick (archive footage)

as Douglas Fairbanks

as Simpson

as Self

as Dr. Andrew Thorrsen

as Insp. David Perkins

as Insp. Perkins

as Charles Barton

as Lehrer Schindler

as Bulgarischer Offizier

as Herr Gassner

as Stephan Derrick (voice)

as Kommissar Perrak

as Inspector Klevenow

as Konsul Carstens

as Siegfried Elsenbeck

as Stubenrauch

as Hugendobler

as Walter Bergmann

as Erzähler

as Vikar Nigel Matthews

as Charles Anderson

as Rechtsanwalt Forster

as Friedrich Groth

as Self - Guest

as Self

as Hoteldetektiv Odell

as Michael Donegan

as Frécon

as Mr. Parker

as Inspector Morland

as Himself (archive footage)

as Man in Restaurant (uncredited)

as Verschiedene

as Drogist

as Ellis Yester

as Mr. Melling

as Pierre

as Self

as Self

as Self

as Michael Richardson

as Christus

as Self

as Oberstudienrat

as Self