Karen discovers what Fenner’s really like – but Fenner has his own problems with new Governing Governor Neil Grayling. Denny’s back – but has to win back Shaz Wylie and keep on the right side of Sylvia Hollamby. The Julies find themselves handing out their own justice, but at a cost.
New inmates Cassie Tyler and Roisin Connor arrive on G-Wing – secretly, they’re lovers – but Roisin finds being away from her family too much to cope with. Tina leaves the Peckham Boot Gang – while Maxi loses face and asks Al for help.
Elsewhere, Yvonne gets in touch with estranged son Ritchie – but it seems new inmate Snowball Merriman has the perfect, explosive escape plan…
Series 4 Episodes
Virginia's dead - and all fingers point at Yvonne.
Fenner and Karen's relationship comes to a standstill. New Governing Governor Neil Grayling arrives.
Fenner is in hot water when Maxi lets slip who really killed Virginia. Di continues to be infatuated by Barry.
Denny's back - and while Sylvia's not happy to see her, Yvonne certainly is. New inmates Cassie and Roisin arrive.
Denny and Shaz are back together, and continue to dig for freedom. Cassie goes to extreme lengths for Roisin.
Julie J worries about her daughter, Rhiannon. Fenner tries to use his position to stop Mark and Karen's friendship.
Roisin's mental health continues to decline as she struggles to be away from her family. Fenner's in for a nasty shock from Neil.
Buki's left humiliated by Shaz and Denny, while Fenner confides in Karen about Neil - and Karen laughs about it with Mark.
With Yvonne on her knees with a belt around her neck, it's up to Shaz to stop Maxi. Crystal goes into labour, while Buki develops a maternal attachment.
Karen struggles with what Fenner did to her. Buki reveals the heartache of her past.
Sylvia is made Wing Governor - and goes to disastrous lengths after Maxi falls from grace.
Hollamby struggles to hide Maxi's body in front of the Prison Inspectors. Karen and Mark's relationship breaks down.
Roisin spills all to her husband about Cassie. The Julies go to trial.
Denny receives bad news. Neil is still unconvinced by Di's offer, and Crystal continues on her anti-God campaign.
Neil and Di get married, and Julie Saunders decides to put her mind to something worthwhile.
Snowball's escape plan is detonated during the Larkhall Open Day.
Whereas Series 1-3 were aired on Tuesdays at 9pm, Series 4 aired on Thursdays.
The series introduced Roisin Connor and Kellie Bright for the series, as well as Snowball Merriman, Rev. Henry Mills, Ritchie Atkins, Neil Grayling, Barry Pearce (one series). It also saw the exit of Shaz Wylie, Crystal Gordon, Josh Mitchell and Maxi Purvis. Rhiannon Dawson – who appeared in one episode of Series 2 – returned for the series.
Series 4 Cast