‘Catherine Ryan Howard is a master thriller writer and Run Time is up there with the best . . .The twisty, ingenious plotting, and atmospheric location make for a deeply chilling and unputdownable read. I didn’t want it to end!’ Sarah Pearse, bestselling author of The Sanatorium

‘Pure nerve-shredding suspense from the first page to the last. Once I'd started reading I could. Not. Stop.’ Erin Kelly, bestselling author of He Said She Said

‘Nobody writes thrillers like Catherine Ryan Howard. I was hooked from the first page. An original, clever and unputdownable thriller. I loved it!’ Alice Feeney

‘Twisty, clever, complex, blackly comic and, oh yes, skin-crawlingly scary’ Catherine Kirwan

‘A perfect holiday read - suspenseful and inventive. Another great high-concept mystery from Catherine Ryan Howard’ Chris Ewan