The last scenes of the episode are based on the novel's epilogue, although, in the novel, Tim does not join the army, but saves the life of a character who was destined to die in the War (not Hutchinson, who does) as a member of the Red Cross, and at the memorial service he wears a white poppy.
Las últimas escenas del episodio están basadas en el epílogo de la novela, aunque allí Tim no se une al ejército, sino que salva la vida de un personaje destinado a morir en la Guerra como miembro de la Cruz Roja.