Dean Haglund (born July 29, 1965) is a Canadian actor who portrayed Richard "Ringo" Langly, one of The Lone Gunmen, in The X-Files series, the Fight the Future feature film, and all episodes of The Lone Gunmen.
Dean Haglund also portrayed Richard Langly at an X-Files live action role playing game at Dragon*Con.
Other television appearances include Robocop: Alpha Commando, Home Improvement and Bones.
Following on from Langly's trademark use of The Ramones T-shirts, Dean Haglund was invited to a Joey Ramones' posthumous birthday concert in New York City.
Besides acting, Dean Haglund works as a stand-up comedian and visual artist.