zeb is a lasat, lasats are animal like creatures who are somewhat humanoid and has thick and soft purple fir with darker purple stripes, zeb is also the captain of the high honor guards on lasan

kallus is a human and formal ISB emperial agent

kanan is a human and a jedi master and the leader

ezra is a human and is being taught by kanan to use the force and also become a jedi master

sabine is a mandalorian warrior

hera is a twi'lek and the pilot of the ship

chopper is a droid