'56 Days is a terrific novel written by an author who is certain to become a distinguished voice in crime fiction. You won't want to stop reading until the very end.' - Karin Slaughter

'56 Days? I read it in 24 HOURS because it was so compulsive, intriguing and fantastically entertaining. I could not let it go.' - Liz Nugent 

'Catherine Ryan Howard has become my go-to writer for utterly absorbing, original stories with a killer twist and 56 Days delivers all this and more. If you read one thriller that captures the start of lockdown in all its surreal and terrifying uncertainty, let it be this. Just remember to breathe!' - Jo Spain

'Magnificent. A high-concept thriller executed with panache and heaps of emotion.' - Caz Frear 

'Don't want to read a lockdown novel? Neither did I. Then I read 56 Days and changed my mind. Absolutely brilliant!' - C S Green 

'I was surgically attached to this twisting lockdown thriller. Clever, tender and all too convincing, it's the kind of book you read in one breathless sitting to get to the truth, and then again, slowly, to see how the author did it.' - Erin Kelly 

'The lockdown thriller you didn't know you needed. An utterly brilliant and completely satisfying pageturner' - Catherine Kirwan

'Absolutely faultless ... 56 Days is crime-writing perfection and Catherine Ryan Howard is a seriously talented writer' - C.L. Taylor

'Written and plotted so well and left me guessing up to the end. Brilliant!' - Patricia Gibney

'A tense, edgy and compulsive read - 56 Days is brilliantly plotted, darkly humorous and utterly unexpected. This is Lockdown, but not as you know it.' - Sam Blake