• 
  Daniel White

   Johnny Beretta
• 
  Sam Campbell

   Worlston
• 
  Kelsey Horton

   Nancy Stevens
• 
  Jamie Joseph

   Chief Dental Commissioner
• 
  Greg Larsen

   James Montgomery
• 
  Xanthe Paige

   Dental Assistant
• 
  Alex Forrester

   Detective 1
• 
  Talisa Pariss

   Polly

• 
  David Todman

   Nigel Foxworthy
• 
  Jonathan Gupta

   Michael Bailey
• 
  Matt Hendry

   Detective 2
• 
  Nick von Berky

   Young man at party
• 
  Nathanael Messina

   Patient
• 
  Kate Crouch

   Samantha Browning
• 
  Michael Todman

   Detective 3

• 
  Jono Bleakley

   Tommo Blakely (3 episodes, 2015)