This is the main question of the new ITV drama The Sister that will fill your autumn nights with suspense
The four-part murder mystery is inspired by the 2009 novel Burial by Neil Cross – who is also the writer behind Luther
The ITV synopsis reads: « Nathan could never forget the worst night of his life: a party that led to the sudden and shocking death of a young woman
Only he and Bob, an eccentric old acquaintance, know what really happened and they decided to continue this way
But years later, Bob appears at Nathan’s door with terrifying news that threatens to tear Nathan’s world apart because Nathan has his own secrets now
« Secrets that could destroy everything he so desperately fought to build for himself and his family »
It starts at 9 p.m. on ITV on Monday, October 26 and airs on four consecutive nights
It stars Russell Tovey, known for his roles in years and years, Him & Her, Being Human, The History Boys and Flesh and Blood, as Nathan
Bertie Carvel plays Nathan’s old acquaintance, Bob He is known for his role as Jonathan Strange in Jonathan Strange & M Norrell in 2015 and played Simon Foster in the BBC drama Doctor Foster
Amrita Acharia also plays the role of Holly, Nathan Amrita’s wife is best known for her roles as Irri in the HBO Game of Thrones series and recently played the role of Dr. Ruby Walker in the ITV series The Good Karma Hospital
And Graham is played by Paul Bazely who has starred in Emmerdale, Doctors and Holby City
The Sister ITV, The Sister, Russell Tovey
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