New registrar Archie Hudson has a baptism of fire in the Holby ED, while Duffy finally lets Charlie in on her big secret.

Locum registrar Will makes quite the impression in the ED. Meanwhile, Charlie pushes the nurses to their limit to hide Duffy's secret.

A cyber-attack rocks Holby hospital at the worst possible time. Meanwhile, Ruby learns to trust her instincts as Iain's life hangs in the balance.

With Gem's help, Rash makes the choice to follow his dream of travelling.

A cyber-attack rocks Holby hospital at the worst possible time. Meanwhile, Ruby learns to trust her instincts as Iain's life hangs in the balance.

With Gem's help, Rash makes the choice to follow his dream of travelling.

A cyber-attack rocks Holby hospital at the worst possible time. Meanwhile, Ruby learns to trust her instincts as Iain's life hangs in the balance.

With Gem's help, Rash makes the choice to follow his dream of travelling.

Working as a 999 call handler helps Iain learn to open up, though he feels frustrated not to be out in the field.

Charlie snaps under the pressure of keeping Duffys secret, putting David's career on the line when he gets too close to the truth.

Working as a 999 call handler helps Iain learn to open up, though he feels frustrated not to be out in the field.

Charlie snaps under the pressure of keeping Duffys secret, putting David's career on the line when he gets too close to the truth.

Working as a 999 call handler helps Iain learn to open up, though he feels frustrated not to be out in the field.

Charlie snaps under the pressure of keeping Duffys secret, putting David's career on the line when he gets too close to the truth.

Iain goes above and beyond on his first day back as a paramedic, Charlie steps on Duffy's toes trying to defend her right to work,

Will faces the biggest medical dilemma of his career when Toby returns to the ED. Ruby continues to keep Dani a secret, allowing her to get even closer.

Iain goes above and beyond on his first day back as a paramedic, Charlie steps on Duffy's toes trying to defend her right to work,

Will faces the biggest medical dilemma of his career when Toby returns to the ED. Ruby continues to keep Dani a secret, allowing her to get even closer.

Iain goes above and beyond on his first day back as a paramedic, Charlie steps on Duffy's toes trying to defend her right to work,

Will faces the biggest medical dilemma of his career when Toby returns to the ED. Ruby continues to keep Dani a secret, allowing her to get even closer.

Ruby continues to hide the truth about Dani from her team, while Jacob discovers Omo is out of psychiatric care.

With the arrival of brash troubleshooter Ciaran, Connie is shocked to discover she's no longer the boss in her own department.

Ruby continues to hide the truth about Dani from her team, while Jacob discovers Omo is out of psychiatric care.

With the arrival of brash troubleshooter Ciaran, Connie is shocked to discover she's no longer the boss in her own department.