Star Trek Strange New Worlds Cast: Full Guide

The Star Trek Strange New Worlds Cast is one of the main reasons the Paramount+ series has attracted both longtime fans and new viewers. Readers looking up the Star Trek Strange New Worlds Cast usually want the actors and characters in one place. The show follows Captain Christopher Pike and the crew of the U.S.S. Enterprise years before James T. Kirk takes command. As of September 2026, Season 4 is streaming, while a fifth and final season has already been announced.

Star Trek: Strange New Worlds Cast at a Glance

The current Star Trek Strange New Worlds Cast combines classic Star Trek characters with fresh interpretations. Season 4 stars Anson Mount, Rebecca Romijn, Ethan Peck, Jess Bush, Christina Chong, Celia Rose Gooding, Melissa Navia, Babs Olusanmokun and Martin Quinn. Carol Kane and Paul Wesley return in guest roles.

Actor	Character	Enterprise Role
Anson Mount	Christopher Pike	Captain
Rebecca Romijn	Una Chin-Riley	Number One
Ethan Peck	Spock	Science Officer
Jess Bush	Christine Chapel	Nurse
Christina Chong	La’an Noonien-Singh	Security Chief
Celia Rose Gooding	Nyota Uhura	Communications
Melissa Navia	Erica Ortegas	Helm
Babs Olusanmokun	Joseph M’Benga	Chief Medical Officer
Martin Quinn	Montgomery “Scotty” Scott	Engineer

Anson Mount as Captain Christopher Pike

Anson Mount leads the Star Trek Strange New Worlds Cast as Captain Christopher Pike. His Pike is an experienced Starfleet commander who combines authority with a strong concern for his crew. Mount first played the character in Star Trek: Discovery before Strange New Worlds moved Pike into the center of his own series.

Rebecca Romijn as Number One

Rebecca Romijn plays Una Chin-Riley, known as Number One. She is Pike’s first officer and one of the Enterprise’s most capable leaders. Romijn gives Una a calm, disciplined presence while allowing the character to have storylines of her own.

Una’s Illyrian identity and the Starfleet conflict surrounding genetic modification add another layer to her character.

Ethan Peck as Spock

Ethan Peck portrays Spock, the Enterprise science officer. Because the series takes place before the original Star Trek, viewers see Spock earlier in his career and personal development.

Peck’s version is analytical and disciplined but also curious and emotionally conflicted. His relationships with Pike, Chapel and other crew members give the character more room than the traditional image of Spock as a purely logical officer.

Jess Bush and Christina Chong

Jess Bush plays Nurse Christine Chapel. The series gives Chapel a stronger independent presence, including professional ambitions and complicated relationships. Her connection with Spock is one of the recurring personal threads aboard the Enterprise.

Christina Chong plays La’an Noonien-Singh, the ship’s security chief. La’an carries trauma connected to the Gorn and her family history, giving Chong some of the show’s more serious dramatic material. Official Star Trek character guides place La’an among the core Enterprise crew and explore her evolving role in the series.

💡 Pro Tip
If you are watching mainly for the cast, follow the relationships between Pike, Una, Spock, Chapel and La’an. Their changing dynamics often explain why episodes can move naturally between adventure, comedy, romance and drama.

Celia Rose Gooding, Melissa Navia and Babs Olusanmokun

Celia Rose Gooding portrays Nyota Uhura, the communications officer. The series follows Uhura before the confident bridge officer associated with The Original Series, giving Gooding space to show her curiosity, intelligence and developing sense of purpose.

Melissa Navia plays Lieutenant Erica Ortegas, the Enterprise pilot. Ortegas brings humor and a distinctive personality to the bridge while remaining an essential member of the crew during dangerous missions.

Babs Olusanmokun plays Dr. Joseph M’Benga, the chief medical officer. His stories explore the pressures of medicine, personal loss and difficult choices far from Earth. The official cast announcement confirms these three performers and their respective roles.

Martin Quinn, Carol Kane and Paul Wesley

Martin Quinn plays Montgomery “Scotty” Scott, the younger version of the engineer who becomes one of the Enterprise’s most recognizable officers. His addition expanded the Star Trek Strange New Worlds Cast while giving the character a place in the pre-Kirk timeline.

Carol Kane plays Pelia, an experienced engineer who became a recurring presence in the series. Paul Wesley appears as James T. Kirk, allowing viewers to see the future captain before he assumes command of the Enterprise.

Official Season 4 information lists Kane and Wesley among the returning guest performers, helping explain why the Star Trek Strange New Worlds Cast continues to attract searches.

Why the Ensemble Works

What makes the Star Trek Strange New Worlds Cast distinctive is the balance between familiar mythology and character development. Pike, Spock, Uhura, Chapel and Kirk are already known to Star Trek audiences, but the series explores them at earlier stages of their lives. That gives writers room to create stories without simply repeating the original series.

The ensemble also supports the show’s wide tonal range. Official material describes Season 3 as exploring faith, duty, romance, comedy and mystery, while Season 4 continues the Enterprise crew’s adventures with new characters, familiar faces and alien threats.

Pike and Una establish the command structure, Spock connects the story to Vulcan and classic Star Trek mythology, while Chapel, La’an, Uhura, Ortegas, M’Benga and Scotty provide different perspectives on life aboard the Enterprise.

📌 Key Takeaway
The Star Trek Strange New Worlds Cast is an ensemble led by Anson Mount’s Pike, with Rebecca Romijn, Ethan Peck, Jess Bush, Christina Chong, Celia Rose Gooding, Melissa Navia, Babs Olusanmokun and Martin Quinn forming the core Season 4 lineup. Carol Kane and Paul Wesley add important guest connections to the wider franchise.

Frequently Asked Questions

Who is in the Star Trek Strange New Worlds Cast?

The Star Trek Strange New Worlds Cast centers on Anson Mount, who plays Captain Christopher Pike. He is the series’ central lead. However, the show is structured as an ensemble, so major episodes also focus on Una, Spock, Chapel, La’an and other Enterprise officers.

Is Paul Wesley part of the main cast?

Paul Wesley is a special guest star who plays James T. Kirk. He is not listed among the core Season 4 regulars. His appearances show Kirk before his eventual command of the Enterprise and connect the series to the character’s established history.

Who plays Scotty in Strange New Worlds?

Martin Quinn plays Montgomery “Scotty” Scott. He is part of the regular ensemble and represents a younger version of the engineer who becomes closely associated with the Enterprise in later Star Trek history.

Who plays Spock in Strange New Worlds?

Ethan Peck plays Spock. The series presents him before the events of The Original Series, giving viewers more insight into his developing career, relationships and tension between Vulcan logic and human emotion.

Is Strange New Worlds getting another season?

Yes. Paramount+ announced a fifth and final six-episode season in June 2025. The official Star Trek site currently lists Season 4 as streaming and says its finale is scheduled for September 24, 2026.

Conclusion

For readers searching for the Star Trek Strange New Worlds Cast, the most useful point is that the series has built a large ensemble around Pike, Spock and Number One while giving familiar characters new dimensions. With Season 4 streaming and a final fifth season planned, the cast remains central to the Enterprise’s story.