危机边缘 (第五季)發現WALTER將作戰計劃的備份錄製在數盒錄影帶中, 於是開始尋找影帶... Andreeva, Nellie. Fox’s ‘Fringe’ Renewed For Fifth And Final Season With 13-Episode Order. Deadline.com. 2012-04-26 [2012-04-30]
危机边缘 (第三季)the Numbers. December 3, 2010 [December 4, 2010]. (原始内容存档于2012-04-06). Gorman, Bill. Thursday Final Ratings: 'Bones,' 'Fringe,' 'Community,' '30 Rock