1998–2011: Television and festivals
In 1998, she was cast in Let There Be Light by Arthur Joffé, an ensemble comedy. She was in three TV movies: Théo et Marie with Véronique Jannot, Qui mange qui ? with Julien Guiomar and Maintenant et pour toujours with Marisa Berenson, Marlène Jobert and Agathe de La Boulaye. She also appeared in an episode of Chercheur d'héritiers with Bernadette Lafont.
In 1999, she played in the TV movie Fleurs de sel with François Berléand and Frédéric Pierrot. She appeared in one episode of the TV series Marc Eliot, directed by Josée Dayan. She came back to the theater after 3 years, with The Miser by Molière, directed by Jérôme Savary at the Théâtre des Célestins. She was invited to present an award at the 13th Molière Awards.
In 2000, she toured France with The Miser by Molière. She starred in Le coeur à l'ouvrage, with Mathilde Seigner and Amira Casar. She had the leading role in two TV movies: La Double Vie de Jeanne with Micheline Presle and Christine Citti, and Les faux-fuyants, with Arielle Dombasle and Nicolas Vaude.
In 2001, she had the leading role in the movie J'ai faim !!!, directed by Florence Quentin, with Michèle Laroque. The movie was shown during the Yokohama French Film Festival in Japan. She starred in the movie God Is Great and I'm Not with Audrey Tautou, Édouard Baer, Julie Depardieu, Philippe Laudenbach and Thierry Neuvic. It was screened at the Seattle International Film Festival. She was also in the short La concierge est dans l'ascenseur, with Michel Vuillermoz, Omar Sy and Fred Testot.
In 2002, she starred in the TV movies La torpille, with Pierre Cassignard and the sequel of Qui mange qui ?, called Qui mange quoi ?, directed by Jean-Paul Lilienfeld. Jacob also lent her voice to the animated TV miniseries Corto Maltese, with Richard Berry, Patrick Bouchitey and Marie Trintignant.
In 2003, she appeared in Who Killed Bambi?, directed by Gilles Marchand, with Sophie Quinton, Laurent Lucas, Yasmine Belmadi, Valérie Donzelli and Joséphine de Meaux. The movie was screened at the Cannes Film Festival, the Toronto International Film Festival, the Seattle International Film Festival and other festivals. She starred in two TV movies: L'adieu, with Thomas Jouannet, Mélanie Doutey, Gilles Lellouche, Jean Benguigui, and Cécile Cassel, and L'île atlantique by Gérard Mordillat. Jacob was a member of the jury at the Festival international du film fantastique de Gérardmer, presided by William Friedkin.
In 2004, she was in The First Time I Turned Twenty by Lorraine Lévy, with Marilou Berry, Serge Riaboukine, Pierre Arditi, Raphaël Personnaz and Michel Vuillermoz. The movie was presented at the San Francisco Jewish Film Festival, the San Diego Jewish Film Festival and the Women Make Waves Festival. She had a role in the animated short La Méthode Bourchnikov with Lorànt Deutsch, Dieudonné and Daniel Prévost. The short was presented at the Clermont-Ferrand International Short Film Festival, the CFC Worldwide Short Film Festival and several others. It was nominated for the César Award for Best Short Film. She had the leading role in the third and last of the "Qui mange...?" series of TV movies entitled Qui mange quand ?, directed by Jean-Paul Lilienfeld. She also starred in the TV movie Joe Pollox et les mauvais esprits with Pascal Légitimus and Laurent Lafitte and in the TV miniseries Colette, une femme libre directed by Nadine Trintignant, with Marie Trintignant and Lambert Wilson. She began a new TV series, Clara et associés, directed by Gérard Marx, with François Berléand and Antoine Duléry.
In 2005, she starred in Quartier V.I.P. by Laurent Firode, with Johnny Hallyday, Pascal Légitimus, Valeria Bruni Tedeschi, François Berléand and Jean-Claude Brialy. She had roles in three TV movies: Une vie by Élisabeth Rappeneau, with Wladimir Yordanoff and Barbara Schulz, Louise, with Huguette Oligny and Désiré Landru with Patrick Timsit and Danièle Lebrun. She also appeared in an episode of the TV series Vénus & Apollon with Zinedine Soualem and Maria de Medeiros. She was a member of the jury of the 16th Valenciennes Film Festival. and she was invited to the Marrakech International Film Festival.
In 2006, she was in Dikkenek with Jean-Luc Couchard, Dominique Pinon, Marion Cotillard, Mélanie Laurent, Jérémie Renier, Florence Foresti and François Damiens and in Les Aristos by Charlotte de Turckheim, with Jacques Weber, Urbain Cancelier, Armelle, Victoria Abril and Rossy de Palma. She starred in four TV movies: Comment lui dire by Laurent Firode, Mes parents chéris with Adriana Asti and Michel Aumont, L'enfant d'une autre with Arly Jover and Olivier Marchal and Le Soldat rose with Matthieu Chedid, Louis Chedid, Alain Souchon, Vanessa Paradis and Francis Cabrel. She also appeared in the TV miniseries Le Cri with Francis Renaud, Jacques Bonnaffé, Dominique Blanc, Yolande Moreau and François Morel. She was a member of the jury of the 20th Cabourg Film Festival.
In 2007, she came back to the theater after a seven year break with the play Jusqu'à ce que la mort nous sépare by Rémi de Vos, directed by Éric Vigner, at the Théâtre du Rond-Point. She was in the short Kozak, directed by Olivier Fox, with Fred Testot. She was invited to present two awards during the 32nd César Awards ceremony. She was also on stage for the Victoires de la Musique, singing with the band Le Soldat Rose. She was invited to give the Prix Cine Romen alongside Claude Lelouch and Pierre Lescure.
In 2008, she starred in a new play, Célibataires by David Foenkinos, directed by Anouche Setbon, at the Théâtre des Champs-Élysées. She starred in the drama Behind the Walls, directed by Christian Faure, with Carole Bouquet, François Damiens, Michel Jonasz, Guillaume Gouix and Pascal N'Zonzi. It was the first movie shown at the City of Lights, City of Angels Festival. She played in 48 heures par jour by Catherine Castel, with Aure Atika, Antoine de Caunes, Victoria Abril, Bernadette Lafont and Aurore Clément. She also had the leading part in the TV movie La Maison Tellier, directed by Élisabeth Rappeneau, with Bruno Lochet and Sophie Quinton. She also lent her voice to Brigitte, the teacher of Eliot Kid, in the first season of the eponymous TV series. She was a member of the jury of the 15th Festival international du film fantastique de Gérardmer. She was invited to the third ceremony of the Raimu of Comedy.
In 2009, she appeared in the short L'arbre à clous, directed by Fabrice Couchard, which was presented at the Brussels International Independent Film Festival. She was invited by the organisers of the 23rd Molière Awards ceremony to present the Best Supporting Actress with Michel Vuillermoz. She was invited to give the Prix Cine Romen for the second time, alongside Patrice Leconte and Jean-Pierre Marielle.
In 2010, she played Chantal in Thelma, Louise et Chantal, with Jane Birkin, Caroline Cellier, Thierry Lhermitte, Michèle Bernier, Alysson Paradis and Micheline Presle. The movie premiered at the Alpe d'Huez Film Festival and was also screened during the Edinburgh International Film Festival. She starred in Streamfield, les carnets noirs, with Bernard Le Coq, Jean-Pierre Castaldi and Pierre Arditi. She had roles in two TV movies: Notre Dame des Barjots with Zabou Breitman and Pierre Cassignard and He's the One... Or Not with Delphine Chanéac and Sagamore Stévenin. For the third time, she was invited to give the Prix Cine Romen alongside Marie-Anne Chazel and Jean-Loup Dabadie. She was a part of the ceremony at the Ministry of Culture in Paris honoring her friend Daniel Russo. She was a member of the jury during the 10th Monte Carlo Comedy Film Festival.
In 2011, she had a supporting role in Roses à crédit, directed by Amos Gitai, with Léa Seydoux, Grégoire Leprince-Ringuet, Pierre Arditi, Arielle Dombasle, Valeria Bruni Tedeschi, Florence Thomassin, André Wilms, Ariane Ascaride and Elsa Zylberstein. The movie was presented at the Toronto International Film Festival, the São Paulo International Film Festival and the Morelia International Film Festival. She starred in the horror movie Livid directed by Julien Maury and Alexandre Bustillo, with Félix Moati, Marie-Claude Pietragalla and Béatrice Dalle. The movie premiered at the Toronto International Film Festival, and was presented at several festivals, such as the Strasbourg European Fantastic Film Festival, the Fantastic Fest and the Screamfest Horror Film Festival. She appeared in three TV movies: Gérald K. Gérald by Élisabeth Rappeneau, with François Morel and Armelle, Le Grand Restaurant II with Line Renaud and Le client with Gérard Darmon. She was invited to the Chaumet's Cocktail Party for César's Revelations 2011 where she supported Arthur Dupont, and a couple weeks later, she was invited to announce the nominees. She was a member of the jury during the 16th International Film Festival of Young Directors with Myriam Boyer, Virginie Efira and Stéphane Brizé. She also hosted the 50th Gala des Artistes.