The Night of a Murder Drama - S1.E34

A real-estate businessman, Johnson, discovers that a bet he lost years ago to Crump, another real-estate business man, was rigged and resulted in Crump becoming very rich and powerful. In a bid to exact revenge he hires Golgo 13 to kill Crump, who has a love of the theater, but not anyone else. As Crump is constantly surrounded by bodyguards, Duke has to use a specially made disposable gun and time the shooting with the sound effects of the play and hide the gun before anybody notices.