 Seamus McDonagh, who fought Evander Holyfield in 1990, has held the title role since the play's debut in 2007.Other professional boxers who have appeared in the play include, John Duddy, Mark McPherson, Tommy Rainone, Olympic gold medalist and WBA welterweight champion Mark Breland, WBO junior welterweight champion Christopher Algieri and five-time world champion Junior Jones.Cassidy Sr. serves as the play's narrator.