Starfleet 

 Diego Luna - Alejandro Sanchez

Sadie Sink - Elsa Engstorm

Henry Simmons - Mason

Robert Downey Jr. - Cauis Lemuria 

 Daniel Craig - Admiral Marcus

Zoe Kravitz - Aera Callius 

Olivia Wilde - Ava Pike

Natalia Cordóva-Rodriguez - Marcia Garcia

Dania Ramirez - Una (number one)

Marisa Tomei - Davina Merlin

The S'Keerans

Gemma Chan - S'Tarleya

Karen Gillan - Armani

Jennifer Lawrence  - S'Alya

Rebecca  Romjin - Supreme Leader

Lee Pace - Executioner

Skylers

Sean Bean - Samuel Hawkins

Louis Partridge - Prince Derek

Emily Blunt - Empress Ingrid

Gerald Butler - Emperor Caspian

Emmy Rossum -Senator Aimee

Recreations

John Goodman  - Arik Soong

Chloe Bennett - Demitria Smith 

Brett Dalton - Viper

Dove Cameron - Anya

The Future

Mackenzie Foy - Brystal Pike

Mckenna Grace - Olivia Hale

Griffin Gluck - Callum Stewart

Sofia Wylie - Amaya Callius