Firefighter No.3

Firefighter No. 3 is an unnamed firefighter. He appeared in April 9th and It Came From Beyond.

Season 7
While Binky and Oliver Frensky were picking up trash, a fire truck Firefighter No. 3 was driving pulled up next to them. He told him that he "missed a spot". Mr. Frensky responded by asking who was going to help them. This prompted the fire truck to drive away.

Season 9
When Nemo gets stuck in a tree, Killer stops the fire crew to help him. The driver and one of the firefighters to help is Firefighter No. 3. He looks the same as in season 7, except he is a little bit lighter brown.