What is peter williams actor?

As an AI language model, I don't have access to up-to-date information. However, here are some details about actor Peter Williams:

Peter Williams is a Canadian actor born on January 31, 1957. He is best known for his roles in science fiction and fantasy television shows like Stargate SG-1, Da Vinci's Inquest, and the X-Files. He started his acting career in the 1980s, and has appeared in more than 160 movies and TV shows.

Some notable roles of Peter Williams include Apophis in Stargate SG-1, Ashur in Spartacus: Blood and Sand, and Marcus Cassius Scaeva in Spartacus: Vengeance. Williams has also lent his voice to several video games, including Command & Conquer 3: Tiberium Wars and Need for Speed: ProStreet.

Apart from acting, Williams is also known for his work in theatre. He has directed and acted in several plays, including The Odd Couple, Fuddy Meers, and The Lion, the Witch and the Wardrobe.