Main characters ;The "Returned" •
Yara Pilartz as Camille Séguret, 15-year-old girl killed in a bus accident four years earlier, and now younger than Léna •
Swann Nambotin as Victor/Louis Lewanski, 8-year-old boy who died 35 years prior •
Pierre Perrier as Simon Delaître, 23 years old, died the day of his wedding to Adèle a decade earlier •
Guillaume Gouix as Serge Garrel, a serial killer who was killed by his brother Toni seven years earlier •
Ana Girardot as Lucy Clarsen, murdered waitress •
Laetitia de Fombelle as Viviane Costa, 45 years old, wife of Michel Costa, died 34 years earlier •
Ernst Umhauer as Virgil, teenager murdered 35 years ago (season 2) •
Armande Boulanger as Audrey Sabatini, daughter of Sandrine and Yan, classmate of Camille who died in the same bus accident (season 2) •
Thomas Doret as Esteban Koretzky, died in the bus accident (season 2) •
Mélodie Richard as Esther, a young woman killed seven years before (season 2) •
Michaël Abiteboul as Milan Garrel, father of Serge and Toni, who died 35 years earlier (season 2) •
Vladimir Consigny as Morgane, boyfriend/client of Lucy's, died 35 years earlier ;Others •
Jenna Thiam as Léna Séguret, Camille's twin sister, now 19 •
Anne Consigny as Claire Séguret, mother of Léna and Camille •
Frédéric Pierrot as Jérôme Séguret, father of Léna and Camille, now separated from Claire • Jean-François Sivadier as Pierre •
Grégory Gadebois as Toni Garrel, brother of Serge •
Clotilde Hesme as Adèle Werther, Simon's former fiancée • Brune Martin as Chloé Delaitre, 9, daughter of Adèle Werther and Simon Delaitre •
Céline Sallette as Julie Meyer, a doctor who finds and cares for "Victor" • Claude Leveque as Michel Costa, elderly widower of Viviane Costa, who is attended to by Julie Meyer •
Samir Guesmi as Thomas Mézache • Alix Poisson as Laure Valère • Constance Dollé as Sandrine Sabatini •
Jérôme Kircher as Father Jean-François •
Laurent Lucas as Berg
Recurring characters • Bertrand Constant as Bruno • Matila Malliarakis as Frédéric • Guillaume Marquet as Alcide • Franck Adrien as Yan Sabatini •
Carole Franck as Mademoiselle Payet •
Laurent Capelluto as the army major • Alice Butaud as Madame Lewanski • Pauline Parigot as Ophélie • Nicolas Wanczycki as Lieutenant Janvier •
Aurélien Recoing as Etienne Berg == Episodes ==