Rumpole of the Bailey interest in nineteenth-century anarchists, especially the Russian Peter Kropotkin from whom the title of the play was drawn. The character's name was later changed to Horace Rumpole when it was discovered that there was a real barrister called Horace Rumbold. The title of the play was briefly changed to "Jolly Old Jean Jacques Rousseau" before settling on the less esoteric "Rumpole of the Bailey". Mortimer was keen on Michael Hordern for the role of Rumpole. When Hordern proved unavailable, the part went to Australian-born actor Leo McKern. Mortimer was initially unenthusiastic about McKern's casting but changed his opinion upon seeing
King and Country the outbreak of the war and was the sole survivor of his company, but then decided to "go for a walk"; he had contemplated walking to his home in London but after more than 24 hours on the road, he is picked up by the Military Police and sent back to his unit to face court-martial for desertion. Hargreaves is initially impatient with the simple-minded Hamp, but comes to identify with his plight. Following testimony from an unsympathetic doctor (Leo McKern) (whose solution to all ailments is to prescribe laxatives), Hargreaves is unable to persuade the court to consider the