Young socialite Iris Carr befriends an older woman while traveling solo by train. When Iris wakes from a nap, the woman is gone and other passengers claim she never existed.
Tuppence Middleton
Iris Carr
Keeley Hawes
Laura Parmiter aka Mrs Todhunter
Julian Rhind-Tutt
Sir Peveril Brown aka Mr Todhunter
Sandy McDade
Edna Barnes
Pip Torrens
Reverend Kenneth Barnes
Stephanie Cole
Evelyn Floodporter
Gemma Jones
Rose Floodporter
Benedikte Hansen
The baroness
