Young Cassidy (1965) — Cast
Cast
| Philip O'Flynn | Mick |
| Shivaun O'Casey | Maid |
| Julie Ross | Sara |
| Bill Foley | Store Clerk |
| Edith Evans | Gregory |
| John McDarby | Cage |
| Siân Phillips | Ella Gible |
| Arthur O'Sullivan | Foreman |
| Arthur O'Sullivan | Foreman |
| Flora Robson | Cassidy |
| John Franklyn | Bankteller |
| Vincent Dowling | 2nd. Nazi |
| Harry Brogan | Murphy |
| Gerry Sullivan | Beatnik Barman |
| John Franklyn | Bankteller |
| Maggie Smith | Nora Fries |
| Michael Redgrave | Yeats |
| Robin Sumner | Michael |
| John Cowley | Cage |
| T. P. McKenna | Tom |
| T. P. McKenna | Tom |
| John Cowley | Cage |
| Julie Christie | Daisy Werthan |
| Joe Lynch | 1st Garbageman |
| Julie Christie | Daisy Werthan |
| Shivaun O'Casey | Maid |
| Flora Robson | Cassidy |
| Tom Irwin | Constable Saunders |
| Rod Taylor | Cassidy |
| Vincent Dowling | 2nd. Nazi |
| Pauline Delaney | Bessie |
| Maggie Smith | Nora Fries |
| Gerry Sullivan | Beatnik Barman |
| Siân Phillips | Ella Gible |
| Robin Sumner | Michael |
| Philip O'Flynn | Mullen |
| Joe Lynch | 1st Garbageman |
| John McDarby | Carman |
| Jack MacGowran | Archie Leach |
| Pauline Delaney | Bessie |
| Edith Evans | Gregory |
| Bill Foley | Store Clerk |
| Julie Ross | Sara |
| Harry Brogan | Murphy |
| Tom Irwin | Constable Saunders |
| Rod Taylor | Cassidy |
| Jack MacGowran | Archie Leach |
| Michael Redgrave | Yeats |
Crew
| Edward Scaife | Director of Photography |
| Robert D. Graff | Producer |
| Sean O'Casey | Book |
| Edward Scaife | Director of Photography |
| John Quested | Assistant Director |
| Jack Cardiff | Director |
| Sean O'Riada | Original Music Composer |
| Michael Killanin | Associate Producer |
| Margaret Furse | Costume Design |
| Michael Killanin | Associate Producer |
| Edward Joseph | Production Supervisor |
| John Quested | Assistant Director |
| John Whiting | Screenplay |
| Maude Onslow | Hairstylist |
| Sean O'Riada | Original Music Composer |
| Edward Joseph | Production Supervisor |
| Anne V. Coates | Editor |
| Ernest Gasser | Makeup Artist |
| Jack Cardiff | Director |
| Sean O'Casey | Book |
| Robert D. Graff | Producer |
| Robert Emmett Ginna | Producer |
| Ernest Gasser | Makeup Artist |
| Michael Stringer | Art Direction |
| Michael Stringer | Art Direction |
| Margaret Furse | Costume Design |
| John Whiting | Screenplay |
| Maude Onslow | Hairstylist |
| Miriam Brickman | Casting |
| Miriam Brickman | Casting |
| Anne V. Coates | Editor |
| Robert Emmett Ginna | Producer |