Kiefer Sutherland is perhaps best known as Jack Bauer from the longrunning TV series 24, but he's also made a number of voice acting jobs in video games. including the horrible 24: The Game (2006) and Call of Duty: World at War (2008). Most recently he assumed the role as Big Boss in the upcoming Metal Gear Solid V. IGN reports he also confirmed his inclusion in the next Mortal Kombat.
"I did Mortal Kombat, and that's such a huge game, but it's so not like [MGS5]."