Olivia Chow, Doug Ford and John Tory will discuss and debate the issues in a campaign that will send voters to the polls on Oct. 27.
Metro Morning host Matt Galloway will moderate the debate, which takes place at 7:30 p.m. ET in the atrium of the CBC Broadcast Centre.
If you're planning to attend, note that seating opens at 6:30 p.m. on a first-come, first-seated basis.
If you can't attend tonight's debate, CBC will provide live coverage across multiple formats:- You can listen to the radio broadcast on 99.1 FM or listen to live streamed audio here.
- You can watch live stream video of the debate. Click on CBC.ca/Toronto and click on the image inside the top story to watch.
Highlights of the debate will be broadcast on Friday's edition of Metro Morning.
You can also follow the debate on Twitter: @CBCToronto.