บิลลี่ มิลลิแกน: ปีศาจ 24 หน้า

Kathy Preston

Self. Billy's Sister.

Jim Morrison

Self. Billy's Brother.

George Harding

Self. Psychiatrist.

Jim Murray

Self. Billy's Friend.

Sheila Porter

Self. Psychologist.

Sharon Lansing

Self. Billy's Childhood Friend.

Pam Flynn

Self. Billy's Childhood Friend.

Terry Sherman

Self. Prosecutor.

Lewis Williams

Self. Attorney.

Ron O'Brien

Self. Prosecutor.

Jamie Schmerbeck

Self. Frmr. Student at OSU, Social Worker Public.

Bob Baumgardt

Self. Billy's Former Brother-in-law.

Dorothy Moore

Self. Billy's Mother.

Dr. Ronald Litvak

Self. Psychiater

Dr. Marlene Kocan

Self. Psychologist