William "Bill" Adama (callsign "Husker") is a fictional character in the re-imagined Battlestar Galactica television series produced and aired by the SyFy cable network. He is one of the main characters in the series, and is portrayed by Edward James Olmos. The character is a reimagining of Commander Adama from the 1978 Battlestar Galactica series, originally played by Lorne Greene.