TV The Third Twin - Season 1 The Third Twin - Season 1 5.1/10 by 10 users A biologist falls for a twin she is studying and confronts a scientist with evidence on a cloning scandal. Details Casts Posters Images Title The Third Twin - Season 1 Alternative Titles Le Troisième Jumeaux, Ken Follett's The Third Twin First Air Date 1997-11-09 Last Air Date 1997-11-11 Number of Episodes 2 Number of Seasons 1 Genres , Networks CBS, Casts Kelly McGillis, Jason Gedrick, Larry Hagman, Regina Taylor, Hal Holbrook, Ralph Waite, Marion Ross, Lisa Vidal, Kenneth Welsh, Jan Rubeš, Linda Sorensen Plot Keywords , Jean Ferrami Kelly McGillis Steve Logan Jason Gedrick Berrington Jones Larry Hagman Michelle Delaware Regina Taylor Pete Hal Holbrook Senator Proust Ralph Waite Lila Ferrami Marion Ross Lisa Lisa Vidal Preston Barck Kenneth Welsh Mr. Oliver Jan Rubeš Lorraine Logan Linda Sorensen Col. Charles Logan Tom Butler Ghita Kathryn Winslow Jack Budgen Philip Craig Warden J. Winston Carroll Episodes List The Third Twin Season 1 :Episode 1 Episode 1 Episode 1 1997-11-09 A biologist falls for a twin she is studying and confronts a scientist with evidence on a cloning scandal. The Third Twin Season 1 :Episode 2 Episode 2 Episode 2 1997-11-11 A biologist falls for a twin she is studying and confronts a scientist with evidence on a cloning scandal.