Guest Stars Chris Mason as Himself Owain Wyn Evans as Himself Dr. Sarah Jarvis as Herself Jayne McCubbin as Herself Edward Argar as Himself Justin Rowlatt as Himself Dave Grohl as Himself Harry Judd as Himself Dr. Chaand Nagpaul as Himself Michael Kill as Himself Mat Nicholls as Himself Nicko McBrain as Himself Sarah Buckle as Herself Zayn Ali as Himself Ilana El-Baz as Herself Miranda Arieh as Herself