Rick uses the alias Billy Roy Thompson twice: first when he meets Stacey, and later when he phones Hampton's office.
Rick has been on the FBI's naughty list since 1976 when he handcuffed himself to the front door of the Veteran's Administration.
The Simons advertistment in the yellow pages lists Simon & Simon as performing Confidential Investigations at Reasonable Rates and lists first Richard Simon then Andrew Jackson Simon. Their address is given as 222 Mission Laguna, San Diego, and their telephone number as (714) 555-2895.
Dianne's mother is Cecilia's sister.
The house which served as Frye's home was also used in the Season 2 episode " Rough Rider Rides Again ".
A.J. uses the alias of 'Wickersham' while questioning Joey Marcotte.
Rick leaves his Simon & Simon (Confidential Investigations, Reasonable Rates) business card on Christy's windshield which includes his full name, Richard Simon, and phone number, (714) 555-2895, in the text on the front, and a hand-written message on the back stating his address as 4200 Casa Bonita, San Diego, Slip 18.
Rick is fluent in Spanish.
Myron Fowler trained A.J. Simon, and was upset when A.J. struck out on his own and took some of Myron's clients with him.