Casualty series 27

[2] This series saw the departures of Dylan Keogh (William Beck), Linda Andrews (Christine Tremarco), Lloyd Asike (Michael Obiora), and long-standing character Nick Jordan (Michael French); as well as the returns of former nurse, now consultant Martin "Ash" Ashford (Patrick Robinson) who last appeared fifteen years previously and former ambulance dispatcher, now receptionist Louise Tyler (Azuka Oforka).

[5] Kent expressed her delight at his appointment, commenting, "I am inheriting two shows in great shape and I can't wait to get started.

[7] Matt Bardock appears as Jeff Collier, a paramedic, and William Beck portrays Dylan Keogh, a consultant in emergency medicine.

Oliver Coleman stars as Tom Kent, an emergency pediatrician, and Charles Dale features as Big Mac, a hospital porter.

Jane Hazlegrove plays Kathleen "Dixie" Dixon, a paramedic and the operational duty manager at Holby Ambulance Service.

Tony Marshall appears as Noel Garcia, a receptionist, and Michael Obiora portrays Lloyd Asike, a staff nurse.

Charlotte Salt plays Sam Nicholls, a CT2 doctor, and Sunetra Sarker portrays Zoe Hanna, a consultant and the department's acting clinical lead.

[9] Azuka Oforka joined the regular cast in episode one as receptionist Louise Tyler, having previously appeared in a short stint during series 26.

[citation needed] Paul Bradley, who stars in sister show Holby City as Elliot Hope, appears in episode 7 for a scene with Big Mac.

Gemma-Leah Devereux, Amanda Henderson, Daniel Anthony and Rebecca Newman were cast in the roles of Aoife O'Reilly, Robyn Miller, Jamie Collier and Ally Hunter, respectively.

[12] In January 2013, it was confirmed that Michael French, who portrays consultant Nick Jordan, would return for a four-episode stint, following a temporary departure at the end of the previous series.

[citation needed] Following French's departure, it was announced that Patrick Robinson would reprise his role as Martin "Ash" Ashford, 17 years after he left the series.

[16] With the Emergency Department reeling from the aftermath of the Holby Riots, Zoe takes on the role of Clinical Lead until the return of Nick.

When the festival stage goes up in flames and the crowd rush to safety, the collapse of the exit tunnel adds to the confusion and casualty list.

As Linda struggles to come to terms with Denise's bombshell, she throws herself into treating Henry and Jules, a father and son injured in an accident at a warehouse.

Meanwhile, news reaches Tamzin that a legal case against the Ambulance Trust is being brought by ex-footballer Jay, whose neck she failed to immobilise.

Ally, Robyn, Jamie and Aoife, four student nurses on their first day of work placement in ED, are quickly partnered with their mentors—Charlie, Linda, Lloyd and Fletch.

The students have the anguish experienced in an overwhelmed accident and casualty department first-hand—death, dealing with bereaved relatives, organ donation and patient confidentiality.

With Yvonne's condition deteriorating, Jordan is determined not to give up hope and fights to keep her alive against the advice and wishes of both Zoe and the ITU consultant, Dr Earl.

A robbery at an off-licence ends in violence when shop owner Danny is stabbed - and when one of the gang arrives at the hospital nursing an injured hand, it soon turns out the two know more about each other than they're letting on.

When a confused and disoriented Godfrey brings his dog Lulu to the ED, it takes teamwork to discover the sad truth behind his condition.

A teenage girl is brought in after ingesting an unknown toxic substance, and as the medics question her relatives to find some answers, it becomes clear the family have many unresolved issues.

Meanwhile, Linda takes sides when she suspects a patient of being harassed by a gang of youths, despite being mocked by Ash for getting emotionally involved, while Fletch and Tess try to sort out their relationship.

Lloyd is determined to uncover the truth about a cannabis factory on his final day as a nurse after a seven-year-old boy is brought to the ED with suspected poisoning.

Meanwhile, Tess and Fletch try to counsel a feisty young couple, and a patient's beloved pet mouse is accidentally set free in the hospital.