Oliver Robert Ford Davies is an English actor and writer, best known for his extensive theatre work, and to a broader audience for his role as Sio Bibble in Star Wars Episodes I to III. He is also known for his role as Maester Cressen in HBO series Game of Thrones.

Star Wars: Episode III – Revenge of the Sith is a 2005 American epic space opera film that is the sequel to The Phantom Menace (1999) and Attack of the Clones (2002). It is the sixth film in the Star Wars film series, the third installment in the Star Wars prequel trilogy, and third chronological chapter of the "Skywalker Saga". It is written and directed by George Lucas, who also served as executive producer. The film stars Ewan McGregor, Natalie Portman, Hayden Christensen, Ian McDiarmid, Samuel L. Jackson, Christopher Lee, Anthony Daniels, Kenny Baker, and Frank Oz.