Books like A Stranger Is Watching
Mary Higgins Clark
A Stranger Is Watching is 288 pages, about 5 hours 17 minutes at 250 words a minute.
12 books to read next
How long each takes
The Innocent Man 7.6 h The Sixteenth Round 6.2 h 
The Sun Does Shine 4.7 h 
Ordeal by Innocence 4.6 h 
Alias Grace 10.1 h 
No Rest for the Dead 5.3 h 
Small Sacrifices 9.1 h 
A Prisoner of Birth 10.5 h 
The Court of Last Resort 6.2 h 
The Alibi 10.4 h 
Invisible Darkness 10.4 h 
Deviant 5.0 h Bar height shows length. Estimated at 250 words a minute.