Tom Sizemore Tom Sizemore

Tom Sizemore has signed on for a multi-episode arc in Hawaii Five-0's upcoming second season, Entertainment Weekly reports.

Sizemore, best known for his roles in Saving Private Ryan, Pearl Harbor and Black Hawk Down, will play a former Detroit Homicide Detective who's now the head of Hawaii's Internal Affairs. After McGarrett (Alex O'Loughlin) was arrested in the Season 1 finale for the murder of Governor Jameson (Jean Smart), the IA unit will definitely have their hands full.

Lost Reunion! Terry O'Quinn Will Visit Hawaii Five-0

The casting comes less than a week after Lost alum Terry O'Quinn signed on to play a Navy Seal Lt. Commander who served with McGarrett's dad in Vietnam and also trained McGarrett.