| Name | Character | Episodes |
|---|---|---|
| Pip Torrens | James McIlroy | 2 |
| Kenneth Branagh | Sir Ernest Henry Shackleton | 2 |
| Embeth Davidtz | Rosalind Chetwynd | 2 |
| Elizabeth Spriggs | Janet Stancombe Wills | 2 |
| Mark Williams | Dudley Docker | 2 |
| Ken Drury | Henry Mcneish | 2 |
| Corin Redgrave | Lord Curzon | 2 |
| Nicholas Rowe | Thomas Orde-Lees | 2 |
| Shaun Dooley | Hubert Hudson | 2 |
| Kevin McNally | Frank Worsley | 2 |
| Robert Hardy | Sir James Caird | 2 |
| Ron Donachie | Keltie | 2 |
| Danny Webb | Perris | 2 |
| Joseph Long | Oddenino | 2 |
| Phoebe Nicholls | Emily Shackleton | 2 |
| Michael Culkin | Jack Morgan | 2 |
| Nigel Whitmey | William Blakewell | 2 |
| Eve Best | Eleanor Shackleton | 2 |
| Lorcan Cranitch | Frank Wild | 2 |
| John Grillo | Franks | 2 |
| Hugh Ross | Marsh | 2 |
| Paul Humpoletz | Man in Audience | 2 |
| Mark McGann | Tom Crean | 2 |
| Rick Warden | John Vincent | 2 |
| Ian Mercer | Ernest Holness | 2 |
| Abby Ford | Marcie | 2 |
| Christian Steel | Leonard Hussey | 2 |
| Mark Tandy | Frank Shackleton | 2 |
| Ben Silverstone | Very Young Applicant | 1 |