Both Harry Morgan (Bill Gannon) and Art Balinger (Capt. Hugh Brown) were born in 1915 and would die in 2011. Morgan was born in April and died in December while Balinger was born in February and died in June.
Jill Banner's second of five appearances on Dragnet.
Calvin Lampe (Burt Mustin) is 91 years old, and would have been born in 1877 or 1878. Actor Burt Mustin, born in February 1884, was 85 at the time.
Len Wayland, who plays Officer Dave Dorman, was born in Gentry, Arkansas, which is in Benton County, Arkansas, the same county as Rogers, Arkansas which is where the victim in this episode came from.
It's old Gus the fireman from Leave It to Beaver! Among other shows an 80+ year old actor is in.