There are three murderers that will be cast, and those actors will also play the roles noted below.

MURDERERS in Act 3 (Scenes 1, 3, and 5) and Act Scene 4

Voice: Male, Female, Androgynous

Ages: Young, middle-aged, older

The three Murderers are hired by Macbeth to kill Banquo and his son Fleance. They are likely commoners as Macbeth paints a picture for them of Banquo as their enemy because of his station. Later they are sent to kill Lady Macduff and her family.

APPARITIONS of an Armed Head, A Bloody Child, and a Crowned Child

Voice: Male, Androgynous

Ages: Young (Bloody Child and Crowned Child, Middle-aged or older (Armed Head)

These are the ghosts or spirits that the Witches call up in Act 4 to "warn" Macbeth; when it reality they are more like prophecies.

MESSENGER in Act 5 Scene 3

Voice: Male

Ages: Young to Young Adult (referred to as a boy)

The Messenger in Act 5 wars Macbeth that the English force is coming.

SERVANT in Act 5 Scene 5

Voice: Male, Female, Androgynous

Ages: Younger adult, middle-aged, older

The Servant in Act 5 tells Macbeth that Birnam Wood looks like a moving grove, which relates to one of the Witches' warnings / prophecies.

Audition side:

https://docs.google.com/document/d/186FmvjoM2m4SvSwAnW1jNrUKYe0V4qrC1Q6sGL_fTw0/edit?usp=sharing