### Clue: Literary festival on arable land brings a thousand problems for actress (6,5)
### Answer: HAYLEY MILLS 
 ### Explanation: Definition: actress
 HAY(the annual Hay Festival of Literature and Arts is held in Hay-on-Wye, Powys, Wales) **placed above**(on, in a down clue) LEY(arable land used as pastureland) + M(Roman numeral for a thousand) + ILLS(problems, medical or otherwise).
Defn: … who started as a child actress in the film, Tiger Bay.