Sir Peter Alexander Ustinov (16 April 1921 – 28 March 2004) was a renowned British actor, writer, and humanitarian known for his diverse talents and cosmopolitan background. Born in London to a family of rich multicultural heritage, Ustinov was fluent in multiple languages, including English, German, French, Russian, Italian, and Spanish. His early career began on stage, and he quickly gained international fame with his portrayal of Nero in "Quo Vadis" (1951).

Ustinov's film career was marked by significant achievements, including winning two Academy Awards for Best Supporting Actor for his roles in "Spartacus" (1961) and "Topkapi" (1964). He was also celebrated for his performances as Hercule Poirot in Agatha Christie adaptations and for his voice work in Disney's "Robin Hood" (1973).

Beyond acting, Ustinov was a prolific writer, having penned numerous plays, novels, and film scripts. His plays "Beethoven’s Tenth" and "Romanoff and Juliet" were particularly well-received. He was also an influential figure in the world of opera and classical music.

A committed humanitarian, Ustinov served as a UNICEF Goodwill Ambassador from 1968 and founded the Peter Ustinov Foundation in 1999 to promote diversity and combat prejudice. His work in this field was widely recognized, and he used his platform to advocate for children's welfare and education.

Ustinov's contributions to the arts and humanitarian efforts earned him numerous accolades, including an Olivier Award, a Grammy Award, and several honorary degrees. He was knighted by Queen Elizabeth II and received various international honors, reflecting his status as a global citizen and a true Renaissance man. Ustinov passed away in Genolier, Switzerland, leaving behind a legacy of creativity, compassion, and cultural enrichment.