The true story of Charmian Brent (née Powell), the rebellious product of a strict 1950s upbringing, and her whirlwind romance with Ronald Biggs leading to a descent into crime, most infamous... Read allThe true story of Charmian Brent (née Powell), the rebellious product of a strict 1950s upbringing, and her whirlwind romance with Ronald Biggs leading to a descent into crime, most infamously 1963's Great Train Robbery.The true story of Charmian Brent (née Powell), the rebellious product of a strict 1950s upbringing, and her whirlwind romance with Ronald Biggs leading to a descent into crime, most infamously 1963's Great Train Robbery.