Renzo Palmer: Renzo Palmer. Actor: Danger: Diabolik. Renzo Palmer was born on 20 December 1930 in Milan, Lombardy, Italy. He was an actor, known for Danger: Diabolik (1968), Le mystérieux docteur Cornélius (1984) and Detective Belli (1969). He died on 3 June 1988 in Milan, Lombardy, Italy.