Bryan Daly (title music)
The fourth season of Postman Pat television series aired in 2005.
- Postman Pat and the Big Balloon Ride - P.C. Selby is on the hunt for a stray dog.
- Postman Pat and the Surprise Present - A surprise birthday present and tea party are being organised for Doctor Gilbertson.
- Postman Pat and the Perfect Pizza - Ajay and Pat are making Pizzas.
- Postman Pat and the Spring Dance - Pat is not feeling confident about dancing.
- Postman Pat and the Thunderstorm - Bonnie is frightened by a thunderstorm and runs away.
- Postman Pat and the Fancy Dress Party - Lucy does not have anything to wear for the fancy dress party.
- Postman Pat and the Playful Pets - Ted is building a tree house for the Katy and Tom.
- Postman Pat and the Pink Slippers - Pat has to wear pink fluffy slippers when Ted burns his socks.
- Postman Pat and the Runaway Train - The Reverend Timms accidently gets the Greendale Rocket going does not know how to stop it.
- Postman Pat and the Pet Show - Sarah Gilbertson does not have a pet to take to the pet show.
- Postman Pat's Wild West Rescue - Julian, Meera and Bill are playing at being cowboys.
- Postman Pat's Pied Piper - Mice are causing trouble in the village.
- Postman Pat and the Tricky Transport Day - Pat has to keep changing transportation all day.
- Postman Pat's Radio Greendale - The children of Greendale School set up their own radio station.
- Postman Pat the Secret SuperHero - Charlie and Bill are looking for a superhero.
- Postman Pat Goes Undercover - Pat and Mr. Pringle take the school on a camping trip.
- Postman Pat and the Bowling Buddies - Sarah Gilbertson is worried that she has been replaced by Lucy Selby's imaginary friend.
- Postman Pat and the Magic Lamp - Katy and Tom find an old lamp which they think can grant wishes.
- Postman Pat and the Sneaky Sheep - The children organise their own Saturday club.
- Postman Pat's Island Shipwreck - Pat, Jess, Sara, Julian and Meera take a boat trip to the island.
- Postman Pat and the Grand Custard Race - It is the day of the annual Sport's Day.
- Postman Pat and the Lucky Escape - Pat and the Reverend get trapped in the vestry of the church.
- Postman Pat and the Potluck Picnic - It is the Greendale Rocket's 100th birthday.
- Postman Pat and the Record Breaking Day - Ajay bets that Pat cannot deliver the post by tea time.
- Postman Pat's Missing Things - Jess, Mabel and the Greendale Rocket go missing.
- Postman Pat and the Flying Post - Pat's postbag flies away with Nikhil's birthday balloons.
- Pat Clifton
- Sara Clifton
- Julian Clifton
- Mrs. Goggins
- Ted Glen
- Alf Thompson
- Dorothy Thompson
- Bill Thompson
- The Reverend Timms
- Julia Pottage
- Katy and Tom Pottage
- Ajay Bains
- Nisha Bains
- Meera Bains
- Nikhil Bains
- Arthur Selby
- Lucy Selby
- Sylvia Gilbertson
- Sarah Gilbertson
- Jeff Pringle
- Charlie Pringle
- PAT 1
- PAT 2
- The Red Tractor
- The Greendale Rocket
- Ted's Lorry
- The Panda Car
- SYLVIA 1
- Ken Barrie as Pat, Ted, Alf, the Reverend Timms, P.C. Selby and Mr. Pringle
- Melissa Sinden as Jess and Bonnie
- Carole Boyd as Sara Clifton, Mrs. Goggins, Dorothy, Mrs. Pottage, Doctor Gilbertson, Sarah Gilbertson and Charlie
- Janet James as Julian and Lucy
- Kulvinder Ghir as Bill, Tom and Ajay
- Archie Panjabi as Katy, Nisha and Meera
- Postman Pat
- What's in his Bag
- Dr. Gilbertson's Birthday Song
- Fruity Feeling
- Follow the Music
- The Camping Song
- For some unknown reason, the first half of this season if often counted as Season 5 and the second half is counted as Season 5, even though each episode comes directly after each other each week day.