![](https://image.tmdb.org/t/p/w92/6WxcyiLFECC7xPWHSZCYzFQwjz.jpg)
Don Porter
Professor Claude Ruppert
![](https://image.tmdb.org/t/p/w92/bFXQ7tLFy7jPGY3xKypFViNoCkp.jpg)
Brenda Joyce
June Spenser
![](https://image.tmdb.org/t/p/w92/xU3ARXpxPzECe0FTUhQG57dFtZs.jpg)
Patricia Morison
Eve Ruppert
![](https://image.tmdb.org/t/p/w92/3USWF00CiqUfaFkityyyJxh9srN.jpg)
Milburn Stone
Gerald King
![](https://image.tmdb.org/t/p/w92/uwUEvtPnO79him7Lf8lwQlVW78X.jpg)
Samuel S. Hinds
Dean Albert Sears
![](https://image.tmdb.org/t/p/w92/goamPofe7uwkyWN492AAxw9Sesb.jpg)
Kathleen Howard
Eddie
![](https://image.tmdb.org/t/p/w92/4Ym8oMPKHbvA4aKQPXe7o3kWS1f.jpg)
Griff Barnett
Dr. George Carey
![](https://image.tmdb.org/t/p/w92/pVz5PY3Op9wGxq59zxum6KHTK4R.jpg)
Charles D. Brown
Inspector Pepper
![](https://image.tmdb.org/t/p/w92/5ZoUUkSCLVVX9l4AgNF3jlcic5H.jpg)
Ted Hecht
Lane
Leonard East
Howard