Ring-a-ding! Steffan Powell travels back in time with the cast and crew to the 1950s. We see a Welsh seaside town turn into sunny Miami amid Storm Jocelyn's gales, and Steffan tries his hand at making the sound effects for this gripping cinematic episode.
| Name | Type | Role | |
|---|---|---|---|
| Amanda Brotchie | Guest Star | Amanda Brotchie - Director | |
| Ian Spendloff | Guest Star | Ian Spendloff - Creative Director | |
| Cassius Hackforth | Guest Star | Cassius Hackforth - Tommy Lee | |
| Ifan Lewis | Guest Star | Ifan Lewis - Standby Art Director | |
| Neil Boyle | Guest Star | Neil Boyle - 2D Animator | |
| Jamie Talbutt | Guest Star | Jamie Talbutt - Foley Mixer | |
| Shuaib Said | Guest Star | Shuaib Said - Assistant Location Manager | |
| Daniella Marsh | Guest Star | Daniella Marsh - Designer | |
| Louise Brown | Guest Star | Louise Brown - Foley Artist | |
| Chris May | Guest Star | Chris May - Producer | |
| Alan Cumming | Guest Star | Alan Cumming - Voice of Mr Ring-a-Ding | |
| Linus Roache | Guest Star | Linus Roache - Reginald Pye | |
| Anita Dobson | Guest Star | Anita Dobson - Mrs Flood | |
| Hattie Williams | Guest Star | Hattie Williams - Data Wrangler | |
| Jonathon Aiken | Director |