The first season of the American television drama series Extant premiered on July 9, 2014, and concluded on September 17, 2014, and consisted of thirteen episodes. CBS broadcast the first season on Wednesday at 10:00 pm in the United States. The series was available for streaming on Amazon Video devices four days after broadcast on CBS.
Molly Woods, an astronaut with ISEA (International Space Exploration Agency) is assigned a 13-month solo mission aboard space station Seraphim. She returns home to her husband John, a robotics engineer who created their son Ethan, a prototype android called a "humanich". When Molly discovers that she has mysteriously become pregnant despite years of infertility, she begins a search for answers.
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Halle Berry as Molly Woods, an ISEA astronaut and scientist who mysteriously becomes pregnant after seeing her dead former lover while on the Seraphim space station.
Pierce Gagnon as Ethan Woods, Molly and John's son, a humanoid robot and the prototype for the Humanichs Project.
Grace Gummer as Julie Gelineau, John Woods' assistant on the Humanichs Project.
Goran Visnjic as Dr. John Woods, Molly's husband, a robotics engineer heading the Humanichs Project.
Hiroyuki Sanada as Hideki Yasumoto, owner of the Yasumoto Corporation.
Michael O'Neill as Alan Sparks, Director of ISEA.
Camryn Manheim as Dr. Sam Barton, a physician employed by ISEA and Molly's friend.
Tyler Hilton as Charlie Arthurs, the Chief Coder on the Humanichs Project alongside Julie.
Lynnanne Zager as the voice of G.I.N.A., the Woods family personal home A.I. system and helper.
Shannon Merrill Brown as the child "Offspring".
Annie Wersching as Femi Dodd, a member of the Yasumoto Corporation Board of Directors. She's highly skeptical of the Humanichs Project and is revealed to be part of Odin's underground group that seeks to eradicate advanced technology from Earth.
Brad Beyer as Harmon Kryger, an ISEA astronaut who saw his dead mother on the Seraphim; he faked his own suicide and now lives in isolation.
Maury Sterling as Gordon Kern, the new Deputy Director of ISEA.
Sergio Harford as Marcus Dawkins, an astronaut and Molly's deceased lover, who died in the car accident in which he and Molly were involved years ago.
Tessa Ferrer as Katie Sparks, an astronaut and daughter of Alan and Anya Sparks. She died in space under mysterious circumstances.
Louis Gossett Jr. as Quinn, a retired doctor and Molly's undependable, estranged father.
Charlie Bewley as Gavin Hutchinson (alias Odin James), a man Julie begins dating. He secretly leads an underground organization dedicated to eradicating advanced technology, and has targeted the Humanichs Project.
Jeannetta Arnette as Anya Sparks, Alan's ex-wife and mother of Katie.
Adam O'Byrne as Ryan Jackson, the new ISEA Director, replacing Alan Sparks. Kern says Molly can trust him as he was unaware of the conspiracy between Yasumoto and Sparks.
Enver Gjokaj as Sean Glass, an ISEA astronaut.
Jimmy Jean-Louis as Pierre Lyon, a French astronaut.
Eric Martsolf as the voice of B.E.N., the onboard, sentient computer aboard the Seraphim.
In Canada, the series premiered on July 9, 2014, on Global Television Network. In Australia, the series premiered on July 13, 2014, on Network Ten. The series premiered in the United Kingdom on July 10, 2014, on Amazon Video. It made its television premiere on January 20, 2015 on Syfy. In New Zealand, it debuted on July 23, 2014 on Prime.
