The Twilight Zone

A World of Difference (1x23)

: 11, 1960

Businessman Arthur Curtis finds his phone dead. He is then surprised to hear a voice yell, "Cut!" and see that his office is just a set on a sound stage. Everyone tells him that he is Jerry Raigan, a drunken movie star on the decline, and "Arthur Curtis" is a character he is playing in the movie "The Private World of Arthur Curtis".