A pair of immature detectives are joined by a pesky assistant district attorney in staking out a lakeside home where an important Mafia trial witness is believed to be heading.

Richard Dreyfussas Det. Chris Lecce
Emilio Estevezas Det. Bill Reimers
Rosie O'Donnellas A.D.A. Gina Garrett
Dennis Farinaas Brian O'Hara
Miguel Ferreras Tony Castellano
Cathy Moriartyas Luella Delano
Marcia Strassmanas Pam O'Hara
Dan Lauriaas Capt. Phil Coldshank
Madeleine Stoweas Maria McGuire (uncredited)
Frank C. Turneras Unlucky