Jane Seymour as Jenny Cole / Mary Sutton

Clancy Brown as Doug Cole

Kyle Howard as Kevin Cole

Denis Conway as Father Kelly

Eoin McCarthy as John Sutton

Cillian Caffrey as Young Sonny

Stanley Anderson as Dr. Christopher Garrison

Claire Bloom as Maggie

Hume Cronyn as Old Sonny Sutton

Peadar Lamb as Arthur McSweeney

Conor Evans as Thomas Layden

Angus MacInnes as Sam Casey

Frances Burke as Elizabeth Sutton

Paul Kennedy as Irish Doctor

Eric Weitz as Martin Green

Tayla Muldowney as Young Elizabeth Sutton

Devon Murray as Young Geoffrey Sutton

Cian McCormack as Young Frank Sutton