Author Harlan Coben made a sneaky cameo in Netflix's adaption of his book Missing You - and you probably didn't notice.

When the novel came out, the two creators actually "did a couple of events together," the best-seller author shared during an appearance in London ahead of the show's Jan. 1 launch.

Harlan Coben's attempt at writing a transgender character in his novel Missing You didn't work, but the Netflix series fixed this disappointing issue.

Harlan Coben 's eagerly awaited new series 'Missing You' has arrived on Netflix, but it hasn't been without its criticisms. The show, which debuted on New Year's Day, centres around Katy Donovan, who discovers her former partner on a dating app, despite not having seen him for a decade.

"And you always know from the start that Harlan has got a brilliant ending," says Nicola Shindler, while the author promises his show will be "stirring the heart."

A new Harlan Coben Netflix show has been added to the streaming service, but where does it rank compared to the other adaptations of the author's work?

"Missing You" is the latest Netflix show based on a Harlan Coben book, following the hugely successful adaption of "Fool Me Once."

The Netflix series - based on the novel by Harlan Coben - dropped today, and you've got five episodes to enjoy.

Harlan Coben’s newest series Missing You, based on his book of the same name, has just premiered on Netflix, and fans have been wondering why the series has that title. The story follows a detective who comes across her ex-fiance on a dating app.

Lenny Henry, Ashley Walters, Richard Armitage and more also appear in the starry cast, with Coben project regular Armitage previously revealing how Missing You feels different. He said: "One of the reasons this feels different is there isn’t a dense sub-plot surrounding a second character.