Trapper John, M.D. - Season 3 - Eps 24: John's Other Life
A man who needs a bone marrow transplant to survive claims that he has no relatives that can serve as donors. However, Gonzo soon discovers that the truth is a little more complicated: the man is in the Witness Protection Program, and cannot safely have contact with his family.
About Trapper John, M.D.

Title: Trapper John, M.D.
First Air Date: 1979-09-23
Last Air Date: 1986-09-04
Status: Ended
Rating: 6.5/10 (from 20 votes)
Language: EN
Seasons: 7
Total Episodes: 151
Network: CBS
Genres: Drama
Production Companies: 20th Century Fox Television
Synopsis
Trapper John, M.D. is an American television medical drama and spin-off of the film MASH, concerning a lovable doctor who became a mentor and father figure in San Francisco, California. The show ran on CBS from September 23, 1979, to September 4, 1986.
Cast

Pernell Roberts
"Trapper" John McIntyre

Gregory Harrison
George Alonzo 'Gonzo' Gates

Madge Sinclair
Ernestine Shoop, R. N.

Charles Siebert
Stanley Riverside III

Brian Stokes Mitchell
Justin "Jackpot" Jackson

Timothy Busfield
J.T. McIntyre Jr.

Lorna Luft
Libby Kegler

Kip Gilman
Jacob Christmas

Janis Paige
Catherine Hackett