5 have joined the season 4 cast of #SlowHorses, starring #GaryOldman:
#HugoWeaving
#JoannaScanlan
#RuthBradley
#TomBrooke
#JamesCallis
Filming for season 4, directed by #AdamRandall, is now underway in London.
#adamrandall #jamescallis #tombrooke #ruthbradley #joannascanlan #hugoweaving #garyoldman #SlowHorses