![Charles Cullen, center, a former nurse who claims to have killed more than 40 patients at hospitals in New Jersey and Pennsylvania stands next to his attorney Johnnie Mask, left, in state Charles Cullen, center, a former nurse who claims to have killed more than 40 patients at hospitals in New Jersey and Pennsylvania stands next to his attorney Johnnie Mask, left, in state](https://l450v.alamy.com/450v/2pda5ah/charles-cullen-center-wearing-a-gag-is-taken-from-the-lehigh-county-courthouse-in-allentown-pa-after-his-sentencing-friday-march-10-2006-cullen-a-former-nurse-who-killed-at-least-29-patients-in-pennsylvania-and-new-jersey-was-gagged-with-a-cloth-and-duct-tape-at-his-sentencing-hearing-friday-after-he-began-loudly-repeating-your-honor-you-need-to-step-down-hundreds-of-times-in-court-cullen-received-six-more-life-sentences-friday-raising-the-total-to-18-ap-photo-ed-koskey-jr-2pda5ah.jpg)
Charles Cullen, center, a former nurse who claims to have killed more than 40 patients at hospitals in New Jersey and Pennsylvania stands next to his attorney Johnnie Mask, left, in state
![Charles Cullen and Amy Loughren were close friends and nurses together. Then, she found out he murdered 29 patients | The Independent Charles Cullen and Amy Loughren were close friends and nurses together. Then, she found out he murdered 29 patients | The Independent](https://static.independent.co.uk/2022/11/11/17/newFile-3.jpg?width=1200&height=1200&fit=crop)
Charles Cullen and Amy Loughren were close friends and nurses together. Then, she found out he murdered 29 patients | The Independent
![Sister Charles Cullen was a successful serial killer. Now he's a Netflix movie theme - US Today News Sister Charles Cullen was a successful serial killer. Now he's a Netflix movie theme - US Today News](https://i1.wp.com/media-cldnry.s-nbcnews.com/image/upload/t_social_share_1200x630_center,f_auto,q_auto:best/rockcms/2022-10/charles-cullen-the-good-nurse-zz-221019-03-7ea4ef.jpg)