When a runaway truck accidentally strikes an old mansion, a human skeleton -- long hidden inside a wall -- are revealed.
| Name | Type | Role | |
|---|---|---|---|
| Lawrence Kimble | Writer | ||
| Charles Aidman | Guest Star | ||
| Ian Wolfe | Guest Star | ||
| Edith Evanson | Guest Star | ||
| DeForest Kelley | Guest Star | ||
| William Witney | Director |