MovieMaker: Peter Ustinov: Citizen of the World
- An illustrated feature on his life, with a focus on the films Stiff Upper Lips and The Bachelor.
- http://www.moviemaker.com/magazine/editorial.php?id=453

Wikipedia: Peter Ustinov
- A biography from this online encyclopedia.
- http://en.wikipedia.org/wiki/Peter_Ustinov

Time: Actor Sir Peter Ustinov
- Transcript of a chat with the Academy Award-winning actor.
- http://www.time.com/time/community/transcripts/1999/082599ustinov.html

UNICEF: Sir Peter Ustinov
- Photographs and description of Sir Peter in his role as a UNICEF Goodwill Ambassador, with an obituary.
- http://www.unicef.org/people/people_sir_peter_ustinov.html

IMDB: Peter Ustinov
- Filmography, awards, biography, photographs, quotations and discussions.
- http://www.imdb.com/name/nm0001811/

BBC: Obituary: Sir Peter Ustinov
- Looks at his rich career as a journalist, actor, playwright and author.
- http://news.bbc.co.uk/1/hi/entertainment/film/1260975.stm