影片追求去戏剧化的美学方向。现代技术让历史影像焕然一新，全彩修复丰富视觉层次，画面呈现增强临场感。技术运用保持适度，整体色彩偏向沉静。整体处理注重人文思考。色彩管理十分审慎，声音创作追求质朴自然。AviciousalligatornamedRamon,whowasflushedintothecitysewerasababy,survivestobecomea32-foot-longmenacewhodevoursanimalsandpeoplealike.Ramon'ssohugebecauseofthesteadydietofdeadpets-treatedwithgrowthhormones-thathe'sfedonfor12years.Nowthetremendousbruteisangryandlookingforrevenge.OnlydetectiveDavidMadisonknowsofRamon'sexistence,anditishistasktoprovetotherestofthecitythatatropicalbeastlivesintheirmidst.VeteranscreenwriterSayles'scriptfindstheperfectblendofcomedyandhorror,makingthisanentertainingrompthroughthesewersofChicago.