PLAYED BY: Jerry Hardin
SPECIES: Human Male

Noted 19th Century American author. Data met Clemens at a literary reception hosted by Guinan when he travelled to Earth's past in 2368. Clemens briefly visited the 24th Century and the crew onboard the Enterprise-D.

PLAYED BY: Michael Aron
SPECIES: Human Male

An eager-to-please young man. Employed as a bellhop at a San Francisco hotel in 1897, London helped Data, tossed back in time by the Devidians. London became an important American author.
 

PLAYED BY: Pamela Kosh
SPECIES: Human Female

Proprietor of a boarding house in 19th-century San Francisco, Earth, who had the misfortune of renting a room to a group of travelling actors headed by a "Mr. Pickerd." They were terribly late with the rent and continually stalled for more time.

PLAYED BY: James Gleason
SPECIES: Human Male

Doctor at the Sisters of Hope Infirmary in 19th-century San Francisco on Earth, who was notorious for being tactless around female nurses.