[s3e20] Imposter May 2026

Teleplay by R. Scott Gemmill; story by Philip DeGuere, Jr. and Darcy Meyers. Series Number: 57th episode of the series. Notable Moments & Tropes

Alan J. Levi (though some sources credit Kenneth Johnson). [S3E20] Imposter

The defendant and the target of Palmer's assassination attempt. Production Credits Teleplay by R

" Imposter " is the 20th episode of the third season of the military legal drama , which first aired on April 21, 1998. It is widely remembered for its high-stakes plot involving a literal imposter attempting to commit an assassination in a courtroom under the guise of the series protagonist. Plot Summary Series Number: 57th episode of the series

The real Harm reaches the courtroom just as Palmer (as Harm) is about to expose Vickers to a lethal aerosol nerve gas. A physical fight ensues between the two "Harms" in the hallway, where the real Harm eventually unmasks and subdues Palmer. Key Cast and Characters Significance David James Elliott Harmon Rabb Jr.