Interior shots inside the projection booth at the Cinesphere in Toronto, Ontario, the world's first permanent IMAX movie theatre; two men preparing to change a reel on an IMAX projector. Various shots of a projectionist operating the IMAX projector. MCU of the name of the projector: IMAX ROLLING LOOP PROJECTOR. CU of a hand pushing buttons. Cut to a movie, titled "NORTH OF SUPERIOR", being projected on an IMAX screen with the audience visible in the foreground. Exterior night shot of the Cinesphere. Interior rear view of the movie theatre audience with a blank screen in the background.