Marroquin first made made her Broadway debut in Chicago in 2003, after portraying Roxie Hart in the Spanlish-language Mexico City production of the hit musical. She has also appeared on stage in In the Heights, And the World Goes Round, Beauty and the Beast, Rent, The Vagina Monologues and The Phantom of the Opera.

O'Brien is a veteran of the Broadway production of Chicago, and has also appeared in The Visit, Steel Pier, Annie Get Your Gun, The Pirate Queen and Promises, Promises. He previously performed the role of lawyer Billy Flynn on Broadway and in the national tour of Chicago.

The current cast of Chicago includes Amra-Faye Wright as Velma Kelly, Raymond Bokhour as Amos Hart and Carol Woods as Matron "Mama" Morton.

The revival of Chicago began life as one of the three annual Encores! presentations offered by City Center. The musical opened on Broadway at the Richard Rodgers Theatre in November 1996 where it remained through February 1997. The musical transferred to the Shubert Theatre on Feb. 11, 1997, and played that house through Jan. 26, 2003. The revival reopened at the Ambassador Theatre, its current home, on Jan. 29, 2003.

Chicago won the Tony Award for Best Revival of a Musical in 1997 as well as awards for actors Bebe Neuwirth and James Naughton, director Walter Bobbie, lighting designer Ken Billington and choreographer Ann Reinking. The original production was directed and choreographed by the late Bob Fosse.

The Ambassador Theatre is located at 219 W. 49th Street.

Visit ChicagoTheMusical.com for more information.