Roger Christiansen. Director: Tango Down. Bio: Roger S. Christiansen is a director with extensive experience in multi-camera and single camera sitcom productions. Roger's affable manner and knack for working and communicating with actors of all ages has garnered him the distinction of directing on many successful series (e.g. Friends and Hannah Montana) and afforded him the privilege of working with actors like Jeniffer Aniston, Miley Cyrus, Miranda Cosgrove, Brooke Shields,...