In an interview featured on the DVD release of the series, Sally Field said she and Don Porter had a father/daughter-like relationship off screen as well. Field was new to professional acting and, due to nerves and inexperience, sometimes made mistakes that caused others to laugh at her. Acting veteran Porter not only took time to explain things to Field, but often sensed things she didn't know. In one instance during a cold read of the script, the word "symbiosis" appeared in one of Field's lines. Porter pronounced the word quietly so Field would know how to pronounce it.
The edifice used for Lawrence house is known as the Lindsay House. It's located on the back lot known as the "Columbia Ranch". It was also the Baxter residence on the show, "Hazel." Gidget's home is situated next door to the Higgins House, which was the principal residence on "Bewitched," which was in production at the same time. In select episodes, Samantha and Darrin Stephens' house is visible in exterior shots from Gidget's front yard.
Television debut for Sally Field. She auditioned for the role on a lark and was astonished when they offered her the part.
Sally Field and Lynette Winter (Gidget and Larue) became best friends in real life as well as on the show.
Sally Field admitted in an interview that the hairstyle and clothes she wore on the show were her own style/preference.