Inspector Jacques Clouseau, smitten with the accused maid Maria Gambrelli, unwittingly turns a straightforward murder investigation into a comedic series of mishaps, testing the patience of his irritable boss Charles Dreyfus as casualties mount.
A murder takes place in the shop of David Lyons, a deaf man who fails to hear the gunshot being fired. Outside, blind man Wally Karue hears the shot but cannot see the perpetrator. Both are arrested, but escape to form an unlikely partnership. Being chased by both the law AND the original killers, can the pair work together to outwit them all?