Michael Burnham (First Officer of the Shenzhou)

Philippa Georgiou (Captain of the Shenzhou)

Nambue (Chief Medical Officer of the Shenzhou)

Gabriel Lorca (Captain of the Discovery)

Paul Stamets (Science Officer specializing in astromycology aboard the Discovery)

Ash Tyler (Starfleet lieutenant and former prisoner of war serving aboard the Discovery)

Saru (Science Officer serving as a lieutenant aboard the Discovery)

Silvia Tilly (A cadet in her final year at Starfleet Academy, assigned to the Discovery)

Landry (Security Officer for the Discovery)

Hugh Culber (Medical Officer of the Discovery)

T'Kuvma (the leader of an ancient Klingon house)

L'Rell (Battle Deck Commander of the Klingon ship)

Kol (Commanding Officer of the Klingons, and protege of T'Kuvma)