 | Oliver Duffy |
 | Edwina Brown |
 | Dr. H. Santelle |
 | Dr. Cromwall |
 | Dr. Kurt Immelman |
 | Inspector Gallagher |
 | Lt. Allison |
 | Lieutenant Schaeffer |
 | Ogilivie |
 | Devlan |
 | Haguey |
 | Haguey |
 | Krum |
 | Dr. Chandley |
 | Fred Bixley |
 | Officer O'Garrity |
 | Babe Stanton |
 | Reporter |
 | Theater Stage-Manager |
 | Ambulance Doctor |
 | Policeman at Hotel |
 | Fat Man |
 | Psychiatrist at Lecture |
 | Mrs. Geversar - Dr. Santelle's Maid |
Whistles 'Over the Rainbow' | |
 | Dr. Shepherd |
 | Young Reporter |
 | Tall Newsboy |
 | Meeting Chairman |
 | Photographer |
 | Bill - Mounted Policeman |
 | Crazy Man at the Clinic |
 | Miss Hewitt - Hospital Nurse |
 | Hotel Clerk |
 | Paul - at Santelle's house |
 | Photographer |
 | Policeman outside Clinic |
 | Bird Man |
 | Reporter |
 | Citizen |
 | Clinic Nurse |
 | Minor Role |
 | Policeman |
 | Small Boy |
 | Cabbie with Cat |
 | Psychiatrist at Lecture |
 | Psychiatrist at Lecture |
 | Reporter |
Jim - an Actor | |
 | Photographer |
 | Old Man with Telegram |
 | Ambulance Driver |
 | Jarvis J. Banhoff - First Axe-Murderer |
 | Police Telephone Operator |
 | Minor Role |
 | Clinic Switchboard Operator |
 | Psychiatrist at Lecture |
 | Hospital Doctor |
 | Police Car #12 Driver |
 | Hotel Manager |
 | Citizen |