Sarah Silverman and Michael Sheen sparked dating rumors recently when the two were spotted out together.
Silverman and Sheen were seen leaving Craig's in West Hollywood, California together on Feb. 6. According to People magazine, Sheen was celebrating his 45th birthday. An unnamed source confirmed to the magazine that the two are indeed dating.
Silverman, 43, and Sheen have not publicly confirmed the rumored romance. Silverman has been previously linked to Jimmy Kimmel and "Family Guy" writer Alec Sulkin.
Sheen, who currently stars on the Showtime series "Masters of Sex," was previously linked to Rachel McAdams. The actor also dated actress Kate Beckinsale from 1995 until 2003. Sheen and Beckinsale have a 14-year-old daughter named Lily.
(Pictured: Right - Sarah Silverman appears at Howard Stern's Birthday Bash in New York City on Jan. 31, 2014. Left - Michael Sheen and Sarah Silverman appear leaving Craig's in West Hollywood on Feb. 6, 2014.)