JAG - Season 5 - Eps 11: Ghosts of Christmas Past
On Christmas Eve, Harm pays his annual visit to the Vietnam Memorial to honor his father who was shot down on Christmas Eve, 1969. At the memorial, Harm meets a beautiful, but mysterious woman, who claims to have known Harm, Sr. She used to be a singer in a traveling USO tour and she met Harm's father shortly before his fateful flight. In an unusual casting twist, Harm stars as his father in this episode, and many familiar faces show up playing different roles.
About JAG

Title: JAG
First Air Date: 1995-09-23
Last Air Date: 2005-04-29
Status: Ended
Rating: 7.307/10 (from 362 votes)
Language: EN
Seasons: 11
Total Episodes: 227
Network: NBC CBS
Genres: Drama, Action & Adventure, Crime
Production Companies: Paramount Television, Belisario Productions, NBC Productions, Belisarius Productions, NBC Studios, CBS Studios
Synopsis
Harmon "Harm" Rabb Jr. is a former pilot turned lawyer working for the military's JAG (Judge Advocate General) division, the elite legal wing of officers that prosecutes and defends those accused of military-related crimes. He works closely with Lt. Col. Sarah Mackenzie, and together they do what needs to be done to find the truth.
Cast

David James Elliott
Harmon Rabb

Catherine Bell
Sarah MacKenzie

Patrick Labyorteaux
Bud Roberts