Adium - Xtras - View Xtra: Daleks
http://adiumxtras.com/index.php?a=xtras&xtra_id=3064
"A variety of schreechings and weapon noises of the Daleks (from Doctor Who). Includes two gun noises, "Exterminate," and varied agonized schreeching sound effects. Check out the Dalek Dock Icon for best results."