Ken Darrow, a construction worker, had come to Chicago after he was told he might be heir to a fortune, then disappeared. His wife asks Frank to investigate.
| Name | Type | Role | |
|---|---|---|---|
| Jack Laird | Writer | ||
| Wilton Schiller | Writer | ||
| Sydney Smith | Guest Star | ||
| Joan Vohs | Guest Star | ||
| Dick Wilson | Guest Star | ||
| Harry Lauter | Guest Star | ||
| Robert Busch | Guest Star | ||
| Theodore Newton | Guest Star | ||
| Rebecca Welles | Guest Star | ||
| Allen H. Miner | Director |