The Toronto Transit Commission (TTC) operates its lost articles office at this station, where forgotten objects on the city's buses and trains are held until reclaimed or sold by auction.

[3] Bay station opened in 1966 as part of the original segment of the Bloor–Danforth line, from Keele in the west to Woodbine in the east.

The experiment was deemed a failure, largely because delays anywhere quickly cascaded to affect the entire system.

Much of the infrastructure for interlining is still present on the system, and most older stations still have signs informing passengers of each train's next destination, although they no longer change.

The set remained up for about three weeks as a selling point for other movies but was then torn down due to safety concerns.

Other notable movies shot at Lower Bay include The Taking of Pelham One Two Three, Johnny Mnemonic, Bulletproof Monk, Mimic, End of the Line, The Recruit, and most recently, in 2017, in the film The Sound, in which the Lower Bay station was the main focus and setting of the story.

[9] The short film, The Last Stop, directed by Tyler Cowan, also featured the Lower Bay station as its primary location.

In 2018, the band Fucked Up headlined Canadian Music Week with a showcase show in Lower Bay station.

[17] According to TTC chair Adam Giambrone's introduction leaflet, this event in 2007 was the first time since 1966 that the station's platform was open to the public.