Two teams of detectives compete in the hunt for a homicidal mugger who assaults elderly women. De Hart: Howard Duff. Hamilton Ward: Bernie Casey. Salter: George Maharis. Riggs: Shelly Novack. Lieutenant Keasby: Albert Salmi. Winthrop: Stanley Clay. Coolidge: Ernie Wheelwright. Menzel: John Chandler. Mrs. Ellman: Karmin Murcelo. Tillou: Ed Peck.
| Name | Type | Role | |
|---|---|---|---|
| E. Arthur Kean | Writer | ||
| Michael O'Herlihy | Director |