The event also boasts a wealth of seasoned influencers including The Afghan Whigs, Social Distortion, Buzzcocks, and three frontmen of bands you may have heard of: Paul Weller (The Jam, The Style Council), Bob Mould (Husker Du, Sugar) and Thurston Moore (Sonic Youth).
The lineup also includes plenty of Canadian acts, including City and Colour, Stars, Tokyo Police Club, Metric and Death From Above 1979.
Tickets go on sale Saturday, May 10. After Toronto, Riot Fest heads to Chicago from Sept. 12-14 and wraps in Denver Sept. 19-21.
Here's a list of the announced acts, with more on the way:
City and Colour, Metric, The National, Billy Talent, Rise Against, The Flaming Lips, Social Distortion, Death Cab for Cutie, Death From Above 1979, Brand New, Paul Weller, AWOLNATION, Stars, The Head and the Heart, Dropkick Murphys, Die Antwoord, Tokyo Police Club, The New Pornographers, Bring Me the Horizon, Taking Back Sunday, The Afghan Whigs, Alkaline Trio, Glassjaw, Bob Mould, Thurston Moore, Buzzcocks, Clutch, New Found Glory, Circa Survive, Manchester Orchestra, Lucero, Title Fight, Bad Suns, Citizen, Lemuria, Mounties, PUP, Nostalghia, Radkey, Rubblebucket, Pentimento, Broncho, The Hotelier, Laura Stevenson, The Beaches, Somos, Restorations, Say Yes, Seaway, Wounds, Little Big League