Officers Nancy and John (Grey DeLisle & Dee Bradley Baker) – Officer Nancy (a purple female cop fish with blonde hair) and her partner John (an orange fish) are the two most commonly seen cops in Bikini Bottom, appearing most prominently in Season 3. Although John still regularly

appears on the show, Nancy has been retired from the series after the third season. However, she returned in a Season 8 episode and most recently appeared alongside John in Season 9.

Dr. Forrest (Rodger Bumpass) is a Bikini Bottom doctor. His name is revealed in "Slide Whistle Stooges" and "Shuffleboarding". He is most often purple-skinned, but he has occasional appearance changes throughout the series. In the episode "Once Bitten", an orange-skinned guest doctor who resembles Dr. Forrest named "Dr. Gill Gilliam" appears

Elaine  is a live-action announcer and news anchorfish, resembling a cut-out of a bass fish. Elaine appears in numerous episodes, including the intro to the show. His name is revealed to be Elaine in "The Great Patty Caper", though he is known as Johnny in battle for bikini bottom.

Perch Perkins (Dee Bradley Baker) is a field news reporter. His name was first revealed in "The SpongeBob SquarePants Movie" as he announced the arrival of the Krusty Krab 2.

Harold SquarePants (Tom Kenny) and Margret SquarePants (Sirena Irwin) are SpongeBob's parents, who more resemble sea sponges rather than SpongeBob's shape as a kitchen sponge.

Squilliam Fancyson (Dee Bradley Baker) is Squidward Tentacles's arrogant and wealthy arch-rival who has been able to succeed in everything Squidward has only dreamed of doing. He and Squidward compete in the series on many occasions and Squidward normally does not win over his rival, although there are some episodes where Squidward is triumphant. Though sometimes mistaken as a relative of Squidward due to their similarities, they were band classmates in high school and are not related.

Mrs. Betsy Krabs (Paul Tibbitt first two appearances/Sirena Irwin subsequent appearances) is Mr. Krabs' overbearing mother who still treats him slightly like a kid and first appeared in "Sailor Mouth". Plankton has a small crush on her in "Enemy in Law". She was quite poor while raising her son through his childhood, as shown in the episode "Friend or Foe?"