References in periodicals archive ?
The first people on Orkney would have spoken a Pictish language which disappeared when the Norse settlers arrived in the 900s.
For unexplained reasons, Quintus can speak Pictish (per press notes, subtitled dialogue for these scenes is actually Scots Gaelic, since little is known about the real Pictish language), so he's taken prisoner instead of slain.
"The Pictish Language", in Wainwright, F.T., op.cit., 129-66.