- Siân Phillips
- Â Queen Boudicca 6 episodes, 1978
- Michael Gothard
- Â Volthan 6 episodes, 1978
- Patti Love
- Â Tasca 6 episodes, 1978
- Veronica Roberts
- Â Camora 6 episodes, 1978
- Tony Haygarth
- Â Morticcus 5 episodes, 1978
- Darien Angadi
- Â Kuno 5 episodes, 1978
- Nigel Hawthorne
- Â Catus Decianus 4 episodes, 1978
- Manning Wilson
- Â Antonius 4 episodes, 1978
- David Leland
- Â Agricola 3 episodes, 1978
- Stanley Meadows
- Â Suetonius Paulinus 3 episodes, 1978
- Laurence Harrington
- Â Marcellus 3 episodes, 1978
- Niall Padden
- Â Vesilius / ... 2 episodes, 1978
- Richard Cornish
- Â Anted 1 episode, 1978
- Yvonne D'Alpra
- Â Bridget 1 episode, 1978
- Richard Murdoch
- Â Olussa 1 episode, 1978
- Murray Brown
- Â Legionnaire 1 episode, 1978
- Gavin Brown
- Â Celt tumbler 1 episode, 1978
- Avril Clark
- Â Calga 1 episode, 1978