Cst. (Later on Sergeant) Mike Hughes - Bradley James

Cst. Beatrix Belfast / Belfast - Lindsay Seidel

Comissioner Robert Baker - Jamie Muffett

Sgt. Simon Beckett - Peter Jessop

Inspector Arthur Harris - Simon Quarterman

Sgt. Wendy Warspite / Warspite - Jill Harris

Sgt. Hailey Hood / Hood - Terri Doty

Cst. Adam Clark - Jack Hawkins

Cst. Rebecca Repulse / Repulse - Rachel Glass

Sgt. Stephen Blackburn - David Alpay 

Cst. Ellie Edinburgh / Edinburgh - Melissa Sternenberg

Cst. Sarah "Sheffy" Sheffield / Sheffield - Emily Neves

Sgt. Wesley Wales / Prince of Wales - Mallorie Rodak

Sgt. Isabelle Illustrious / Illustrious - Jad Saxton