Marjorie Monaghan

Marjorie Susan Monaghan is an American actress best known for her portrayal of Tessa Halloran (aka 'Number One') in the television series Babylon 5.

STAR TREK: VOYAGERS1, E12

Heroes and Demons

Harry Kim's innocent medieval role-playing holo-program turns dangerous when he and Chakotay disappear without a trace. In his own "native" environment, the holographic Doctor undertakes his first "away mission" to rescue them and survives fear, romance and heartbreak in unmasking an unlikely trespasser.
LAW & ORDERS1, E10

Prisoner of Love

Logan and Greevey investigate the supposed suicide-hanging of the photographer-artist Victor More. Greevey is stunned to learn that More died as a result of asphyxiation during a state of sexual arousal. More's photographs and sculptures depict sado-masochistic sexual forays. They are unable to receive full information from his wife, Sondra, who can't admit her husband was bi-sexual. However, his daughter, Sintra, is convinced that her father was murdered.
MURDER, SHE WROTES8, E4

Thicker Than Water

Sheriff Metzger (Ron Masak) asks Jessica (Angela Lansbury) to help him keep his perspective when his troublesome younger brother (Bruce Abbott) is suspected of murdering his employer (Pat Hingle).
BABYLON 5S4, E10

Racing Mars

Sheridan clashes with Garibaldi. Franklin and Marcus encounter trouble near the Mars resistance camp.
BABYLON 5S4, E11

Lines of Communication

Delenn meets the Drakhs for the first time.
BABYLON 5S4, E20

Endgame

Sheridan uses Shadow-modified telepaths to help him disable a fleet near Mars so he can take Earth. Marcus tries to save Ivanova.