PLAYED BY: Denise Crosby
SPECIES: Human Female

A duplicate Tasha Yar in a parallel time-line re-entered this universe in 2344 via a time vortex, aboard the U.S.S. Enterprise-C. Yar was later taken as a consort by a Romulan general aboard the ships that attacked and defeated that Enterprise without leaving a trace of it.

PLAYED BY: Christopher McDonald
SPECIES: Human Male

Starfleet helm officer serving aboard the Enterprise-C. In 2344, Castillo and the rest of his crew were transported ahead in time 22 years after passing through a temporal rift caused by a torpedo explosion during a battle with Romulans at Narendra III.

PLAYED BY: Tricia O'Neil
SPECIES: Human Female

Captain of the Enterprise-C. Garrett and the Enterprise-C vanished in 2344 when a temporal rift opened, and emerged in 2366. The disappearance created an alternate timeline in which the Klingon Empire was at war with the Federation.