With his bald head, firm jawline and bristling moustache, Lionel Jeffries played a nice line of English eccentrics. This belied his RADA training. Following military service in WWII, he played his major roles - everything from Grandpa Potts in Chitty Chitty Bang Bang (1968) to the Marquis of Queensberry in The Trials of Oscar Wilde (1960) - in the...