American actor and singer
He played traveling salesman Professor Harold Hill in the Broadway revival of Meredith Willsons The Music Man which opened on April 27, 2000. He was later nominated for a Tony for best performance by a leading actor in a musical that same year.
He studied journalism at Boston University and studied at the School of Speech at Northwestern University in 1986. Other NU alumni include NRA president Charlton Heston.
(November 2000) Given title Sexiest Broadway Star by People Magazine.
Was originally cast as Chandler in "Friends" but turned down the role and was replaced by Matthew Perry.
Gained a good deal of muscle and bulk to play boxer Max Baer in Cinderella Man .
In early 1990s, frequented West Hollywoods celebrity friendly Martin Henry Fitness Studio with good buddy Helen Hunt and took Nelson Aspens step-aerobics class.
Renny Harlin credits Bierko with suggesting Santanas cover of the Zombies "Shes Not There" for the movie The Long Kiss Goodnight .
He has Ashkenazi Jewish (mother) and Polish (father) ancestry.
His surname pronounced as "bee-yehr-kaw" (shortly).
His name is from a Scottish surname which was derived from Gaelic creag meaning "crag" or "rocks", originally indicating a person who lived near a crag.
Attended Blind Brook High School in his hometown of Rye Brook, New York.
