From left to right you can see Abby (Hannah Spearritt), Connor (Andrew-Lee Potts), Matt (Ciarán McMenamin), Becker (Ben Mansfield) and Jess (Ruth Kearney). McMenamin and Kearney are new additions to the cast.
They'll be joined by former Star Trek: Deep Space Nine star Alexander Siddig in the role of scientist Philip Burton.
Series 4, which has recently wrapped, is set to air in the U.K. in January 2011 and will be comprised of seven episodes, while the fifth series will be made up of six episodes.
Source: Scifiwire
No pics of Bashir? Racist.