The Promise

Synopsis

What's the worst that can happen to a police officer? Definitely an unresolved investigation. This is what happens on Boxing Day 1999. Charlotte Meyer, an 11-year-old girl, disappears without a trace. Captain Pierre Castaing, in charge of the investigation, fails to find her. Where did she go? The mystery remains intact ... A few hundred kilometers away, a young investigator finds herself confronted with a similar disappearance ...

First Air Date: 2021-01-07

Last Air Date: 2021-01-21

Number of Seasons: 1

Number of Episodes: 6

Created By: Anne Landois

Networks: TF1

View Technical Specifications on IMDb

Top Cast

Elisa Ezzedine as Sarah Castaing - 15 ans
Sofia Essaïdi as Sarah
Olivier Marchal as Pierre Castaing
Lorànt Deutsch as Jérôme Sambuc
Guy Lecluyse as Serge Fouquet
Leslie Medina as Lilas Castaing
Lili Aupetit as Lilas Castaing - 11 ans
Jules Houplain as Tony Andreï - 19 ans
Natacha Régnier as Hélène Meyer
Xavier Robic as Nicolas

Seasons

Season 1 (2021)

No overview available for this season.

Episodes:

Ep. 1: Episode 1 (2021-01-07)

Landes, 1999: 11-year-old Charlotte Meyer vanishes without a trace. The prime suspect is released by the Police Captain for lack of evidence. Twenty years later, a young detective finds herself faced with a similar case.
Ep. 2: Episode 2 (2021-01-07)

Sarah tries to tie Charlotte's disappearance to the Fanny Vidal case, convinced Fouquet is responsible for the disappearance of the new victim as well. But as Sarah interrogates the suspect, he tricks her into making an error.
Ep. 3: Episode 3 (2021-01-14)

Sarah manages to link the two girls' disappearances and piles up evidence against Fouquet. She is troubled when her old high-school boyfriend slips back into her life, oblivious to the fact he's a suspect in Meyer's case.
Ep. 4: Episode 4 (2021-01-14)

Fouquet has all the trappings of a dangerous child predator. Sarah is sure she's found the man behind Meyer's and Vidal's disappearances. She starts seeing Tony again, unaware that he's been incriminated in her own investigation.
Ep. 5: Episode 5 (2021-01-21)

Tony is arrested, but denies having anything to do with the disappearances. Even though, Sarah is pulled off the case for being involved with the suspect, she secretly investigates the Meyer case, and discovers an important clue.
Ep. 6: Episode 6 (2021-01-21)

The DNA found on Meyer's boots leads to a surprising female suspect. Realizing the woman is also involved in Vidal's disappearance, Sarah races to find the little girl before she suffers the same fate as Charlotte, in the finale.