Luna Baxter is a 33-year-old Guatemalan-Colombian actress and singer who joins the cast of Netflix’s Colombian historical drama Under Siege, premiering November 6, 2026. A Premio India Catalina winner for her breakout telenovela role in Tarde lo conocí, Baxter has built a career across Guatemalan theatre, Colombian television and international film, and her casting in Under Siege brings her to Netflix audiences worldwide just as searches for her name spiked this week.
| Full Name | María Luna Baxter Cardozo |
| Age (as of 2026) | 33 |
| Date of Birth | December 3, 1992 |
| Birthplace | Antigua Guatemala, Guatemala |
| Nationality | Guatemalan and Colombian (also holds an Argentine passport) |
| Height | 1.73 m (5 ft 8 in) |
| Occupation | Actress; singer; theatre teacher |
| Known For | Tarde lo conocí; La reina del flow; La Influencer; Netflix’s Under Siege (2026) |
| Years Active | 2012–present |
| Net Worth | Not publicly reported; no verified figure is published here |
Who Is Luna Baxter?
Luna Baxter is a Guatemalan-born actress, singer and theatre teacher based in Bogotá, Colombia, who has worked in film, television and theatre since 2012. She is best known in Colombia for her telenovela roles, above all as Sonia Maestre in Tarde lo conocí (2017–2018), the main antagonist role that won her the Premio India Catalina for Best Antagonistic Actress in a telenovela or series in 2018, along with a Produ Award for Best New Actress the same year.
Baxter joins the cast of Netflix’s Under Siege, a Colombian historical drama set in Cartagena in 1815 that premieres on November 6, 2026, alongside Natalia Reyes, Carlos Manuel Vesga, Robinson Díaz, Mariana Gómez, Santiago Alarcón and Nicole Santamaría. Her casting in the series, announced by Netflix in October 2026, is the reason her name has been rising in searches this week.
Early Life & Background
María Luna Baxter Cardozo was born on December 3, 1992, in Antigua Guatemala, Guatemala, and she grew up around the shores of Lake Atitlán, where she showed an inclination for the arts from a very young age. Her father is Argentine and her mother was Colombian, and her English grandfather is the source of her surname Baxter. She has a younger sister named Anastasia.
Baxter won a scholarship to the Atitlan Multicultural Academy, an academic institute with an emphasis on art, and she performed with the Atitlan Community Theater in musicals including The Producers, West Side Story and Moulin Rouge. She later moved to Colombia, her second home, to continue her studies and acting career, and she is also a member of the Colombian electropop band Moonetz, which released its first album in 2013.
Career/Journey
Baxter’s screen career began with the series Tu voz estéreo in 2011 and the telenovela Todo es prestao in 2016, followed by film roles in Left to Die (2012), The Belko Experiment (2016) as Samantha Arcos and Órbita 9 (2017) as Valerie. Her breakthrough came in 2017, when she took the main antagonist role of Sonia Maestre in the telenovela Tarde lo conocí, a performance that earned her the Premio India Catalina and the Produ Award in 2018.
She followed that success with the protagonist role in La ley secreta (2018), a starring part in El hijo del Cacique (2019–2020), and main-cast roles in the second season of La reina del flow (2021) as Silvia Duarte, in the Netflix miniseries Juanpis González: la serie (2022) as Luisa González Pombo, and in Te la dedico (2022) as Claudia Silva. She played the main antagonist Avril Donatto Mucci in the Netflix telenovela La Influencer (2023–2024) and appeared as Rita in Simplemente Alicia in 2025.
Her latest role is in Under Siege, Netflix’s Colombian historical drama about the siege of Cartagena in 1815, which premieres on November 6, 2026. The series marks her return to a major Netflix production after Juanpis González and La Influencer, and it places her alongside some of Colombia’s best-known screen actors in a story drawn from the country’s independence era.
Facts About Luna Baxter
- She was born in Antigua Guatemala and grew up around Lake Atitlán.
- She won the Premio India Catalina for Best Antagonistic Actress in 2018 for Tarde lo conocí.
- She is a member of the Colombian electropop band Moonetz.
- She appeared in the horror film The Belko Experiment (2016) as Samantha Arcos.
- She is based in Bogotá, Colombia, and holds Guatemalan, Colombian and Argentine nationality ties.
How old is Luna Baxter?
Luna Baxter is 33 years old. She was born on December 3, 1992, in Antigua Guatemala, Guatemala.
Where is Luna Baxter from?
Luna Baxter was born in Antigua Guatemala, Guatemala, and grew up around Lake Atitlán. She is based in Bogotá, Colombia, and is of Guatemalan, Colombian and Argentine descent.
What is Under Siege on Netflix?
Under Siege is a Colombian historical drama set in Cartagena in 1815 that premieres on Netflix on November 6, 2026. Luna Baxter is part of its cast.
What did Luna Baxter win the Premio India Catalina for?
Luna Baxter won the Premio India Catalina for Best Antagonistic Actress in a telenovela or series in 2018 for her role as Sonia Maestre in Tarde lo conocí.
Was Luna Baxter in La reina del flow?
Yes. Luna Baxter was part of the main cast of the second season of La reina del flow in 2021, playing Silvia Duarte.