No. Of Episodes
UK: March 8, 2016
- Michelle Gayle as Imara Cipriani
- Louis Payne as Terrence "TJ" Cipriani
- Jack Brett Anderson as Matei Covaci
- Sydney Wade as Emilia Covaci
- Rukku Nahar as Selina Khan
- Chloe Hesar as Carrie
- Shorelle Hepkin as Kay
- Rachel Teate as Kara
- Mark Fleischmann as Mr. Tim Jeffries
- Cerith Flinn as Aran
- Lisa Marged as Meinir
- Letty Butler as Dr. Rebecca Whitewood
- Bobby Lockwood as Rhydian Morris
- Aimée Kelly as Maddy Smith
- Kedar Williams-Stirling as Tom Okanawe
- Louisa Connolly-Burnham as Shannon Kelly
- A Long Way from Home
- The Quiet Hero
- Sheep's Clothing
- Into the Wild
- The Wild at Heart
- This series saw the debut of a new title sequence for the first time in the show's history, other than minor tweaks, the title sequence remained the same throughout Series 1-3. The new title sequence reflects the fact that the show is now set in the city rather than in Stoneybridge.
- This series also saw the debut of a new theme song, which apart from changes in the arrangement, had remained the same throughout the first three series. The new theme song is titled "Running With the Wolves" and is sung by Aurora.
- The fourth series saw a major change in cast, there are no original main cast members left, only seven cast members from the previous series returned, Gabrielle Green has been promoted to main cast, there are five new main cast members, and one new recurring cast member.
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