Full cast of Beacon 23

Stephan James

Halan Kai Nielsen

16 episodes

Natasha Mumba

Harmony

13 episodes

Lena Headey

Aster Calyx

11 episodes

Wade Bogert O'Brien

Bart (voice)

8 episodes

Eric Lange

Milan Aleph / Milan Aleph (voice)

7 episodes

Bo Martynowska

Lilya Gashade

5 episodes

Ellen Wong

Iris

5 episodes

Stephen Root

Solomon Smythe

4 episodes

Marc Menchaca

Keir

4 episodes

Matilda Legault

Parsim

4 episodes

Noah Lamanna

Dev

4 episodes

A.J. Simmons

Farut

3 episodes

Sydney Ozerov-Meyer

Grisha

3 episodes

Jess Salgueiro

Saldana

3 episodes

Daniel Malik

Finch

3 episodes

Hannah Melissa Scott

Teenage Aster Calyx

3 episodes

David Tompa

Dosto Bix Chennault

3 episodes

Tenika Davis

Xalterrica

3 episodes

Ish Morris

Yeiki

3 episodes

Zarrin Darnell-Martin

Nybecca

3 episodes

Prince Amponsah

Saghée

3 episodes

Myrthin Stagg

Tajiriki

3 episodes

Cyrus Faird

Tech Wrecker

2 episodes

Sandrine Holt

Coley

2 episodes

Barbara Hershey

Sophie

2 episodes

Carolina Bartczak

Dr. Ree Avalon

2 episodes

Dylan Taylor

Giciru

2 episodes

Jeananne Goossen

K-Cin

2 episodes

Ben Cain

Kadir Soon Nielsen

2 episodes

Chris Bacchus

Doctor

2 episodes

Paulino Nunes

Timur 'Battle' Ondi

1 episode

Marnie McPhail

Dr. Rojan Kaneddy

1 episode

Jaeden Noel

Chick

1 episode

Dani Klupsch

Madanchi 'Bigface' Tritujuma (uncredited)

1 episode

Christine Aziz

ISA Secretary

1 episode

Tara Rosling

Randall

1 episode

Robinne Fanfair

Mara

1 episode

Aldrin Bundoc

Eric

1 episode

John Kapelos

Jocko

1 episode

Milton Barnes

Cerran

1 episode

Diane Johnstone

Darlene

1 episode

Joshua Peace

Val Endu

1 episode