A pair of random stabbings have a disturbing effect on Andy, who has a change of heart about partnering with Clark following a spirited visit from an old friend. Meanwhile, Medavoy struggles to prove his worth with an off-duty gig as a bouncer; and John Irvin offers Ortiz and Murphy the inside dish on an antiques dealer filing robbery charges. Gerard: Dennis Christopher. Ismet: Bobby Kaman. Gavin: Brendan Kelly.