The Bridge on the River Kwai damage. Boulle nonetheless enjoyed the film version though he disagreed with its climax. Many directors were considered for the project, among them John Ford, William Wyler, Howard Hawks, Fred Zinnemann, and Orson Welles (who was also offered a starring role). The film was an international co-production between companies in Britain and the United States. Director David Lean clashed with his cast members on multiple occasions, particularly Alec Guinness and James Donald, who thought the novel was anti-British. Lean had a lengthy row with Guinness over how to play the role of Nicholson; Guinness wanted to play the part with a
The Bridge on the River Kwai Railway. Their roles and characters, however, are fictionalised. For example, a Sergeant-Major Risaburo Saito was in real life second in command at the camp. In the film, a Colonel Saito is camp commandant. In reality, Risaburo Saito was respected by his prisoners for being comparatively merciful and fair towards them. Toosey later defended him in his war crimes trial after the war, and the two became friends. The major railway bridge described in the novel and film didn't actually cross the river known at the time as the Kwai. However, in 1943 a railway bridge was built by Allied POWs