Michael Peña as José Hernández

Rosa Salazar as Adela

Julio Cesar Cedillo as Salvador

Veronica Falcón as Julia

Juanpi Monterrubio as José (Age 7)

Garret Dillahunt as Sturckow

Sarayu Blue as Kalpana Chawla

Bobby Soto as Beto

Ashley Ciarra as Marisa

Eric Johnson as Clint Logan

Jordan Dean as Weissberg

Michelle Krusiec as Miss Young

Emma Fassler as Stacey

Carlos S. Sanchez as Julio (Age 11)

Isaac Arellanes as Julio (Age 16)

Emy Zuriel as Chava (Age 13)

Xochiquetzal Martínez as Lety (Age 9)

Leonardo Granados as Beto (Age 7)

Marilyn Uribe as Lety Adult

Jorge Briseño as Gil (Age 11)

Mercedes Hernández as Mercedes Adela's Mom

Michael Adler as Anderson

Gerardo Trejoluna as Gerardo Adela's Father

Alex Briseño as Julio (Age 5)

Peter Theis as Flight Instructor

Fermín Sánchez as Fermín Adela's Cousin

Francisco Barreiro as Francisco Adela's Cousin

Isabel Aerenlund as Female Astronaut Candidate

Constantino Caso as Foreman

Dylan Hall as Scientist

Dave Collins as Car Salesman

Steve Kisicki as Reporter 1

John Michael DeWall as Staff at NASA

Vanessa Hernández as Woman at Restaurant

Blake Webb as Head Driver

Rosa María Hernández as Abuelita Hernández

Esther Véale as Old Teacher

Erick Blackmer as Stockton Foreman

José Luis Vargas as Steve the Janitor

Luis Daniel Villareal Larrainzar as Chava Adult

Tonatiúh Márquez Guadarrama as Gil Adult

Keyland Morones as New Born Baby Julio

Matías García as New Born Baby Julio

Alejandra García as New Born Baby Julio

Camila Vega Juárez as Baby Karina

Jaime Benítez as Diving Instructor

Linn Deivi Simon as Baby Girl

B.U. Valentina Martínez as Baby Girl

María Luisa Serrano as Karina (Age 7)

Alison de la Rosa as Vanessa (Age 5)

Varena Espejo as Yesenia (Age 4)

Saulo Mata as Antonio (Age 3)

Emilio Sámano as Antonio (Age 3)

Daniel Rocha as Antonio (Age 3)

Sam Harrison as Astronaut Candidate

Lucas Solustri as Astronaut Candidate

Flavio Martín Sausen as Astronaut Candidate

Rodoslav Hgyza as Astronaut Candidate

Javier Tovar as Astronaut Candidate

Stella Mutrux as Astronaut Candidate

Dontre Conerly as Astronaut Candidate

Esteban Aguilar as Antonio (Age 9)

Mía Álvarez as Karina (Ages 13 and 15)

Jimena López as Vanessa (Age 13)

Kristen Contreras as Yesenia (Age 11)

Wilson Oxil as Female Astronaut Candidate's Husband

José Hernández as Closeout Crew Member