Cast from The Teenager Who Hacked Twitter

Graham Clark

Self - Hacker (archive footage)

Allison Nixon

Self - Unit 221B, Cybersecurity Researcher

Nathaniel Popper

Self - Reporter, The New York Times

Kate Conger

Self - Technology Reporter, The New York Times

Connor Belcher

Self - YouTuber aka 'iMakeMcVids'

Joseph O'Connor

Self - Cryptocurrency Prodigy aka 'PlugWalkJoe' (voice)

Gregg Bennett

Self - Angel Investor

Andrew Warren

Self - State Attorney, 13th Judicial Circuit, Florida

James Xio

Self - Member of OGUser Community (voice)

Haseeb Awan

Self - CEO of Efani