Secret Agent (1936) - photograph - Photograph of Peter Lorre, John Gielgud, Robert Young and Madeleine Carroll (''Secret Agent'').Secret Agent (1936) - still - Publicity still for ''Secret Agent''.Secret Agent (1936) - photograph - Publicity photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Publicity photograph from ''Secret Agent''.Secret Agent (1936) - photograph - Publicity photograph from ''Secret Agent''.