Michael Carter 2 episodes, 2016
Robert Henstridge / ... 21 episodes, 2015-2018
Evan Marks (18 episodes, 2012-2013)
Sam Grey (6 episodes, 2008)
Edward Seymour (21 episodes, 2008-2010)
Adam Wainwright (3 episodes, 2010)
Dimitri Levendis (14 episodes, 2010-2011)
Kristian Hargreaves (unknown episodes, 2002-2004)
Danny Hartston / ... (36 episodes, 2001-2002)
Dr. Samuel 3 episodes, 2015