Complex sentence: Dominique is an English actress, who has stared in various TV roles such as, in 2003 she stared as Joanna Sharpe in The Bill, and has since stared as Roseanne Speedwell on The New Worst Witch in 2005.
Split into simpler sentences: Dominique is an English actress, who has stared in various TV roles. In 2003 she appeared as Joanna Sharpe in The Bill, and has since appeared as Roseanne Speedwell on The New Worst Witch in 2005.