Dominique McElligott is an Irish actress. She starred in Moon (2009) and the RTÉ television series Raw before leaving to film Leap Year (2010). From 2011 to 2012, she played a lead role in the AMC series Hell on Wheels. In 2015, she starred in ABC's The Astronaut Wives Club. In 2016, McElligott played Hannah Conway, wife of the Republican ...