Popstar to Operastar Week Three (2010– ) Online
- Original Title :
- Week Three
- Genre :
- TV Episode / Reality TV
- Year :
- 2010–
- Directror :
- Emma Greenhalgh,Simon Staffurth
- Cast :
- Myleene Klass,Katherine Jenkins,Rolando Villazón
- Type :
- TV Episode
- Time :
- 1h
- Rating :
- 6.3/10
| Episode credited cast: | |||
 | Myleene Klass | - | Herself - Presenter |
 | Katherine Jenkins | - | Herself - Mentor / Critic |
 | Rolando Villazón | - | Himself - Mentor / Critic |
 | Simon Callow | - | Himself - Critic |
 | Vanessa Mae | - | Herself - Critic |
| Cheryl Baker | - | Herself - Contestant |
| Joe Washbourn | - | Himself - Contestant (as Joseph Washbourn) |
| Claire Richards | - | Herself - Contestant |
 | Andy Bell | - | Himself - Contestant |
 | Melody Thornton | - | Herself - Contestant |
| Joe McElderry | - | Himself - Contestant |
| Rest of cast listed alphabetically: | |||
 | Vince Clarke | - | Himself |
 | Kimberly Wyatt | - | Herself |