Assassins opened off-Broadway at Playwrights Horizons on January 27, 1991, and played 71 performances. The cast included Victor Garber, Terrance Mann, Patrick Cassidy, Debra Monk, and Annie Golden. The musical was supposed to have its first Broadway production in 2001, but the show was postponed after the events of September 11, 2001. The Roundabout Theatre Company has now announced that the production is slated to open in March of 2004.