Captain Bridget "Knocko" McCarthy was a fictional nurse character mentioned in the book M*A*S*H: A Novel About Three Army Doctors by Richard Hooker. In the 1970 MASH film adaptation by Robert Altman, the character was portrayed by Tamara Horrocks. Finally, Laura Miller played the role in her only appearance in the M*A*S*H TV series during the "Pilot" episode. The name Bridget is only mentioned in the novel and the script for the TV pilot episode. It is not used in the film script or dialogue nor in the TV episode credits where only "Knocko" McCarthy is used.