Theory of a Deadman
Listen to Theory of a Deadman
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Festivals 2026
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Upcoming concerts
Festivals 2026
Theory of a Deadman upcoming concerts & tour dates
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About
Theory of a Deadman (abbreviated as Theory or T.O.A.D) is a Canadian rock band from North Delta, British Columbia. Formed in 1999, the band is currently signed to Roadrunner Records as well as 604 Records. The band's music has hints of various music styles, such as country and acoustic, in addition to their post-grunge and alternative rock foundation. Nine of their singles have entered the top ten of the US Billboard Mainstream Rock chart, including four songs that peaked at number one: "Bad Girlfriend", "Lowlife", "Rx (Medicate)", and "History of Violence".