[2][3] It stars Tchéky Karyo as Julien Baptiste, the French detective who leads the case, with James Nesbitt and Frances O'Connor as the boy's parents.

[6] Tchéky Karyo returns as Julien Baptiste, with David Morrissey and Keeley Hawes as the girl's parents.

Both series received positive reviews, with critics praising the cast, especially Tchéky Karyo's performance, and the storytelling.

In February 2019, a spin-off series titled Baptiste was broadcast on BBC One, again starring Karyo and written by Jack and Harry Williams.

Tony Hughes, his wife Emily and their five-year-old son Oliver, are travelling from the United Kingdom to northern France for a holiday.

Tony contacts Julien Baptiste, the retired detective who led the original investigation, and they discover where Oliver was kept prisoner after his initial disappearance.

[citation needed] The story is paralleled by flashbacks to 2014 and is set near a British army garrison in Eckhausen, Germany.

Retired French detective Julien Baptiste, who was in charge of the Giroux investigation, cannot resist becoming involved again and travels to Germany and Iraq to find answers.

The site's critical consensus reads, "The Missing turns a common premise into a standout thriller with heartfelt, affecting performances.

[27] For the 67th Primetime Emmy Awards, Tom Shankland received a nomination for Outstanding Directing for a Limited Series, Movie or a Dramatic Special.

The site's critical consensus reads, "The Missing's astute narrative and intense perplexity allow for more thrills and exciting guesswork in season 2.