| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S04E01 | Justin's Last Badge |
October 8, 2016
CBeebies
|
25 | |
| S04E02 | The Dusterlings |
October 9, 2016
CBeebies
|
25 | |
| S04E03 | Remote Control Suit |
October 15, 2016
CBeebies
|
25 | |
| S04E04 | Secret Sock Detective |
October 16, 2016
CBeebies
|
25 | |
| S04E05 | Robot Day |
October 22, 2016
CBeebies
|
25 | |
| S04E06 | Climate mate |
October 23, 2016
CBeebies
|
25 | |
| S04E07 | Giggle Gasket |
October 29, 2016
CBeebies
|
25 | |
| S04E08 | Power Cut Party |
October 30, 2016
CBeebies
|
25 | |
| S04E09 | Justin's Comet |
November 5, 2016
CBeebies
|
25 | |
| S04E10 | Just Us |
November 6, 2016
CBeebies
|
25 | |
| S04E11 | Cat's First Christmas |
November 12, 2016
CBeebies
|
25 | |
| S04E12 | Once Upon a Time |
February 25, 2017
CBeebies
|
25 | |
| S04E13 | Lights Camera Action |
February 26, 2017
CBeebies
|
25 | |
| S04E14 |
Cat's Lost Bag
series finale
|
April 3, 2017
CBeebies
|
25 | |
| S04E15 | Growing Gloop |
CBeebies
|
25 | |
| S04E16 | Perfect Photo |
CBeebies
|
25 | |
| S04E17 | Justin's lost Voice |
CBeebies
|
25 | |
| S04E18 | Reggie the Robot |
CBeebies
|
25 | |
| S04E19 | Alien Visitors |
CBeebies
|
25 | |
| S04E20 |
Cat Unpacks
series finale
|
April 13, 2017
CBeebies
|
25 |
No artwork of this type.
No artwork of this type.
No artwork of this type.