The Defector - 5.5★

Montgomery Clift - Professor James Bower

Hardy Krüger - Counselor Peter Heinzmann

Macha Méril - Frieda Hoffmann

David Opatoshu - Orlovsky

Christine Delaroche - Ingrid Weiß

Hannes Messemer - Dr. Saltzer

Karl Lieffen - Major Windisch

Uta Levka - Mädchen unter der Dusche

Roddy McDowall - Agent Adams

Johannes Buzalski - Agent (uncredited)

Eckart Dux - Professor James Bower (voice) (uncredited)

Jean-Luc Godard - Orlovsky's Friend (uncredited)

Eduard Linkers - Fluchthelfer Franz Ritter (uncredited)

Franz Rudnick - Dr. Saltzer (voice) (uncredited)

Rolf Zacher - Tommy (uncredited)