On March 25, 2008, Dean succeeded Christopher Sieber in the role of Sir Galahad in the musical comedy Spamalot on Broadway.
On June 1, 2007, Sieber sang tenor in the world premiere of Eric Idle's Not the Messiah (He's a Very Naughty Boy) in Toronto.
He starred alongside Harvey Fierstein (who won a Tony Award for writing the Book of the musical) as Albin/Zaza and Broadway veteran Christopher Sieber as Georges.
Christopher Columbus | Christopher Walken | Christopher Lee | Christopher Wren | Christopher Plummer | Christopher Reeve | Christopher Lloyd | Christopher Lambert | Christopher Kasparek | Christopher Hogwood | Christopher Marlowe | Christopher Hitchens | Christopher Guest | Christopher | Christopher Tolkien | Christopher Isherwood | John Christopher | Christopher Fry | Christopher Alexander | Christopher Kane | Christopher Hatton | Christopher Banks | Dennis Christopher | Christopher Wordsworth | Christopher Larkin | Christopher Cockerell | Christopher C. Kraft Jr. Mission Control Center | George Christopher | Christopher Wheeldon | Christopher Nolan |