US TV
Syfy announced the casting today. McNiven will recur on the sci-fi series for five episodes during its second season.
The 29-year-old is to portray Ginn, who is a member of the space pirates group Lucian Alliance.
McNiven played angel Anna on Supernatural and has also appeared on Desperate Housewives and Mad Men.
Production is currently under way on the show's second season in Vancouver.
Season two of Stargate Universe will premiere April 2 at 9pm ET on Syfy.
The cable network also confirmed the casting of Robert Knepper in a recurring role.
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