Crystal Lowe Crystal played Mardola in the Stargate Atlantis episode Harmony and Nya in the SG1 episode Emancipation. She has also appeared on Almost Human, Psych, Smallville, Almost Human, Primeval New World and stars as Rita Haywith on Signed, Sealed, Delivered. IMDB Twitter Rukiya Bernard Rukiya was Airman Richmond in the Stargate Universe episode Space [...]