Extremities has won several awards, including the Outstanding Director of a Play (Drama Desk Awards) for Robert Allan Ackerman, Outstanding Play (Drama Desk Awards) for William Mastrosimone, Outstanding Set Design (Drama Desk Awards) for Marjorie Bradley Kellogg, Best Director (Outer Critics Circle Awards) for Robert Allan Ackerman, Best Off Broadway Play (Outer Critics Circle Awards), John Gassner Playwriting Award (Outer Critics Circle Awards) for William Mastrosimone, and Performance (Theatre World Awards) for James Russo.