| CAST | CONNECTIONS | |
|---|---|---|
| Rondo Hatton | Hal Moffet AKA 'The Creeper' | |
| Tom Neal | Clifford Scott | » [520] RADAR SECRET SERVICE |
| Jan Wiley | Virginia Rogers Scott | |
| Jane Adams | Helen Paige | |
| Donald MacBride | Police Captain M. J. Donelly | |
| Peter Whitney | Police Lieutenant Gates | |
| Fred Coby | Young Hal Moffet | » [203] JUNGLE GODDESS |
| Janelle Johnson Dolenz | Joan Bemis (as Ja Nelle Johnson) | |
| Mary Ann Bricker | Mary Ann Obringer (uncredited) | |
| Tristram Coffin | Police Lieutenant (uncredited) | » [106] THE CRAWLING HAND » [520] RADAR SECRET SERVICE » [105] THE CORPSE VANISHES |
| Peggy Converse | Mrs. Obringer (uncredited) | » [805] THE THING THAT COULDN'T DIE |
| Pat Costello | Car 22 Patrolman (uncredited) | » [105] THE CORPSE VANISHES |
| Joseph Crehan | Police Commissioner Salisbury... | |
| John Gallaudet | Police Guard (uncredited) | |
| John Hamilton | Professor Cushman (uncredited) | |
| Warren Jackson | Jeweler (uncredited) | |
| Patrick McVey | Detective at Helen's Apartment... | |
| James Nolan | Police Dispatcher (uncredited) | |
| Frank O'Connor | Policeman at Helen's Apartment... | » [105] THE CORPSE VANISHES |
| Oscar O'Shea | Mr. Haskins - Grocer (uncredited) | |
| Jack Parker | Jimmy - Delivery Boy (uncredited) | |
| Lorin Raker | Mr. Parkington - Mayor's Secretary... | |
| William Ruhl | Policeman at Helen's Apartment... | |
| Cy Schindell | Crowd Control Policeman... | |
| Charles Wagenheim | Pawnbroker (uncredited) | |