| Episode credited cast: |
 | Christopher Timothy | - | Dr. Brendan 'Mac' McGuire |
 | Ben Jones | - | Dr. Greg Robinson |
 | Stirling Gallacher | - | Dr. Georgina Woodson |
| Adrian Lewis Morgan | - | Dr. Jimmi Clay (credit only) |
| Jaye Griffiths | - | Dr. Elizabeth Croft (credit only) |
 | Eva Fontaine | - | Faith Walker |
 | Diane Keen | - | Julia McGuire (credit only) |
| Andrea Green | - | Sarah Finch |
| Sean Gleeson | - | Ronnie Woodson (credit only) |
| Rest of cast listed alphabetically: |
 | Daniel Anthony | - | Lex Keavey |
 | Nigel Boyle | - | Dean Arthur |
 | Robert Cavanah | - | Dr. Peter Kendrick |
| Rachel Fielding | - | Jenny Kendrick |
| Carly Harris-Sutcliffe | - | Kelly Marlowe |
| Shivarna Mitra | - | Jess Adams |
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