Truman Show delusion

Etymology
Named after  (1998), a comedy-drama film about Truman Burbank, a man who discovers he is living in a constructed reality televised globally around the clock. (The name is a pun on .)

Proper noun

 * 1) A persecutory/grandiose delusion in which the patient believes his/her life is a staged play, a reality television show, etc. or that he/she is being watched by means of cameras.