MR. HYDE - a very ferocious villain. A strong-looking man of thirty. He talks like a villain and his laugh is shrill and insane.
PRISCILLA - a bloodthirsty wench. A stout woman of uncertain age. Her face is blank of any expression, even in her most excited moments.
JOHN ALDEN - who hunts Indians. A tall, gaunt man of thirty or thirty-five.
LADY MACBETH - a victim of Shakespeare. An attractive young girl in her early twenties. She is wide eyed and very solemn - the slightest suggestion of "kidding" in this part will spoil it.
DON CUTTER - a young playwright. About twenty-five, tall and good-looking. He has some sense of humor and a pleasant laugh.
DOCTOR JANET - who is in charge. A pleasant, intelligent woman of about thirty. She impresses one as being solid and competent, and is seldom to be caught off her guard.
LUCILLE CUTTER - Don's young wife. A very charming young woman of about twenty; nervous and highstrung in manner.
MRS. ADAIR - a somewhat mysterious lady. A woman of about forty. There is something sinister and designing in her manner, and we always get the impression that she is holding something back.
ELAINE - her daughter and slightly cracked. A young and pretty girl of about nineteem. She is quiet and composed, except her insane moments, when she becomes shrill and hysterical.
WING - Don's valet. A young Chinese man, deliberate and scholarly in his manner. His accent is just a suggestion.
GREG STEVENS - a young man in a hurry. About twenty-two. Tall and thin in appearance, his manner is inclined to be surly and abrupt.
CLAIRE STEVENS - his sister. A rather, plain young woman of about twenty. She is quiet and reserved, and she, too, gives the impression of having something to hide.
AMOS BURKE - out for no good. An undersized man of about forty-five. He should be bald and have hawk-like features.
INSPECTOR BRITT - of the police. A solid-looking man of about thirty-five. He is plodding, competent and tenacious, but not particularly intelligent.