He will play Lord Talbot (The Earl of Shrewsbury) in Henry VI Part 1, alongside Sophie Okonedo (Queen Margaret), Hugh Bonneville (Humphrey, Duke of Gloucester), Adrian Dunbar (Plantagenet) and Michael Gambon (Mortimer).
Lord Talbot is presented as the epitome of a late medieval soldier; noble, chivalrous and fighting for the honor of king and country.
Phil's Ashes to Ashes co-star, Keeley Hawes is also working on this project, but she is set to be in Richard III.
Filming has begun this week on the series, but as yet there is no air date for it.