Overview
A detective (Edmund Lowe) trails a professor (Henry Daniell) who stole credit for his wife's research, then killed her.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 46 | April 21, 1971 (81) | |
 | 29 | February 23, 1974 (67) | |
 | 41 | October 12, 1967 (72) | |
 | 42 | October 31, 1963 (69) | |
 | 38 | September 15, 1981 (82) | |
 | 33 | February 5, 1991 (87) | |
 | 61 | January 19, 1965 (89) | |
 | 73 | July 24, 1950 (86) | |
 | 62 | July 15, 1947 (72) | |
 | 24 | February 14, 2001 (88) |