She is currently co-starring in the Sherlock Holmes—inspired crime drama series Elementary as Joan Watson, and voicing Silvermist in Disney's Tinker Bell film series.
Liu voiced in Mulan 2 in 2004 and as a master viper in the Kung fu Panda from 2008 to 2016, Silver mist in Tinkerbell and the lost treasure in 2009 and Dixie hallows games in 2013.
In 2015, she welcomed a son named Rockwell.
She began dating Noam Gottesman in 2010.