Name	Known for
John Collin Jer O'Hara (as John Colin) Jer O'Hara (as John Colin) See fewer	Tess (1979)
Hamilton Dyce Christie Hanlon Christie Hanlon See fewer	Elizabeth R (1971)
Liam Gaffney Mr. O'Neill Mr. O'Neill See fewer	Island of Terror (1966)
John Hussey Terry O'Hara Terry O'Hara See fewer	Get Carter (1971)
Jill Hyem Sally Hanlon Sally Hanlon See fewer	Bold as Brass (1963)
Dermot Kelly Travelling Finn Travelling Finn See fewer	The Plank (1967)
Diana Lambert Judy O'Hara Judy O'Hara See fewer	The Circle (1957)
Pauline Letts Eily O'Hara Eily O'Hara See fewer	Antony and Cleopatra (1951)
Neil McCarthy Steve Farrelly Steve Farrelly See fewer	Where Eagles Dare (1968)
James Neylin Phil O'Hara Phil O'Hara See fewer	Pride and Prejudice (1952)
Pat Pleasance Norrie Hanlon Norrie Hanlon See fewer	Lorna Doone (1963)
Jacqueline Ryan Grania O'Hara Grania O'Hara See fewer	Jacqueline (1956)
Rosemary Scott Brigid Hanlon Brigid Hanlon See fewer	Scotland Yard (1960)
Gladys Young Mrs. O'Hara Mrs. O'Hara See fewer	BBC Sunday-Night Theatre (1950)