Michael Fassbender was in the HBO miniseries Band of Brothers in 2007.
Michael Fassbender . His feature film debut was in the fantasy war epic 300 ( 2007 ) as a Spartan warrior ; his earlier roles included various stage productions , as well as starring roles on television such as in the HBO miniseries Band of Brothers ( 2001 ) and the Sky One fantasy drama Hex ( 2004 -- 05 ) .