Secret Agent (1936) - on set - On set photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Photograph of Peter Lorre and John Gielgud (''Secret Agent'').Secret Agent (1936) - photograph - Photograph of Peter Lorre and John Gielgud (''Secret Agent'').Secret Agent (1936) - publicity still - Publicity still for ''Secret Agent'' (1936).Secret Agent (1936) - publicity still - Publicity still for ''Secret Agent'' (1936).Secret Agent (1936) - photograph - Photograph from ''Secret Agent''.Secret Agent (1936) - Peter Lorre - Publicity shot of Peter Lorre in ''Secret Agent''.Secret Agent (1936) - photograph - Photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Publicity photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Publicity photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Photograph of Peter Lorre and Percy Marmont (''Secret Agent'').Secret Agent (1936) - photograph - Photograph of John Gielgud and Madeleine Carroll (''Secret Agent'').Secret Agent (1936) - on set - Cast and crew photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Publicity photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Photograph of Percy Marmont, Peter Lorre and John Gielgud (''Secret Agent'').