LIAM HEFFERNAN
| Title | Role | Director | Producer |
| BORDERLINE | Patrick Gorman | Robert Quinn | ShinAwil |
| FAIR CITY | Luke Dillon | Various | RTÉ |
| RAW | Tony | Charlie McCarthy | Octagon Films |
| THE RUNNING MATE | Henry Morton | Declan Recks | Rubicon Films |
| THE LAST FURLONG | Bus Driver | Kieran Carney | Great Western Films |
| ROS NA RÚN | John Kelly | Trevor Ó Clochartaigh | Eo Teilifís |
| REBEL HEART | Warder | John Strickland | Picture Palace |
| BOGHAISINÍ | Vincent | Art Ó Briain | Crimson Films |
| GLEANN CO. | Insurance Man | Sean McGinley | TG4 |
| GLENROE | Blackie Connors | Various | RTÉ |
| Title | Role | Director | Producer |
| TARRAC | Jim Brosnan | Declan Recks | Ice Box Films |
| THE ROLLOVER | Dad | Felix Castaldo | The Rain Company |
| DINNER FOR ONE (Short Film) | Ensemble | Kevin McGee | Independent Short Film |
| STRENGTH & HONOUR | Traveller | Mark Mahon | Maron Pictures |
| LIMBO | Detective | Anne Crilley | Zanzibar Films |
| THE GREAT ITCH | Jack | Mick Mahon | RTÉ |
| DEICH GCOISCEIM (Short Film) | Kimbal | Pearse Lehane | Zanzibar Films |
| THE BOY FROM MERCURY | Usher | Martin Duffy | Bloomfield Productions |
| THE STRANGER WITHIN ME (Short Film) | Uncle Tommy | Geraldine Creed | Bluelight Productions |
| THE NETWORK (Short Film) | Killian | Angela Ryan | Independent Short Film |
| THE CLASH OF THE ASH | Phil Kelly | Fergus Tighe | Circus Film |
| Title | Role | Director | Producer |
| THE CAVALCADERS | Josie | Andrew Flynn | Nomad Productions |
| MACBETH | Seyton | Alan Stanford | Second Age |
| FATHER MATHEW | John | John Breen | Yew Tree |
| STONE MAD | Danny Melt | Pat Kiernan | Everyman Palace |
| THE TEMPEST | Antonio | Pat Kiernan | Corcadorca |
| LOSING STEAM | Band Member | Pat Kiernan | Corcadorca |
| WOMEN IN ARMS | Fergus | Liam Halligan | Storytellers |
| THE GOOD THIEF | One Man Show | Pat Kiernan | Everyman Palace |
| WHEN I WAS GOD | Paddy | Ben Hennessy | Red Kettle |
| TILLSONBURG | Pete the Indian | Liam Heffernan | Focus Theatre |
| MAN OF LA MANCHA | Sando Panza | Maria Wyatt | Cork Opera House |
| CAOINEADH AIRT UÍ LAOGHAIRE | Art Ó Laoghaire | Kathy McCardle | Abbey Theatre |
| MR. JOYCE IS LEAVING PARIS | Cosgrave | Ronan Wilmot | DTC, Berlin |
| FEAR AN TAE | MacSweeney | Jim Culleton | Andrews Lane |
| DÚN NA MBAN TRÍ THINE | Eoin & Séamus | Kathy McCardle | Abbey Theatre |
| GHOST ACREAGE AT VIXEN | Daddo | Jim Culleton | Project Arts Centre |
| TINE CHNÁMH | An Tráchtaire | Michael Scott | Project Arts Centre |
| THE CHASTITUTE | Missionary | Pat Laffan | Gaiety Theatre |
| THE MAN FROM CLARE | Petey | Pat Laffan | Gaiety Theatre |
| GADAÍ GÉAR NA GEAMH-OÍCHE | Maidhc Pheaití | David Byrne | Abbey Theatre |
| THE PLAYBOY OF THE WESTERN WORLD | Christy | Pat Laffan | Second Age |
| THE TÁIN BÓ CUAILGNE | Fergus | Joe O’Byrne | Company Motion |
| AS YOU LIKE IT | Silvius & Adam | Ronan Smith | Second Age |
| THE NATIVE GROUND | Paddy | Ronan Smith | TEAM |
| THE SCATTERIN | Conn | Paul Mercier | Gaiety Theatre |
| DEAR KENNY | Bill Macken | Vincent Dempsey | TEAM |
| HEARTSTONE | Dave | Annie Kilmartin | TEAM |
| RUBBISH | Fad | Philip Hardy | TEAM |
| Title | Role | Director | Producer |
| THE VANISHING TRIANGLE | Evans | Imogen Murphy | Park Films |
| THE DRY – SERIES 1 & 2 | Mickey | Paddy Breathnach | Element Pictures |
| KIN | Keith Boylan | Diarmuid Goggins | BRON Studios |
| MISS SCARLET AND THE DUKE | Albert | Declan O’Dwyer | PBS/A&E |
| DARKLANDS | Shay | Mark O’Connor | Parallel Films |
| THE FRANKENSTEIN CHRONICLES | Matthews | Benjamin Ross | ITV Encore |
| RED ROCK | Eddie Foley | Rob Burke | Element Pictures |
| RIPPER STREET | Carsten | Tom Shankland | Tiger Aspect Productions |
| TITANIC: BLOOD & STEEL | Labourer | Ciaran Donnelly | 3 Arts Entertainment |
| GAME OF THRONES | Tickler | David Petrarca | HBO |
| JACK TAYLOR – THE PIKEMEN | Owen | Stuart Orme | Magma Films |
| MATTIE | Izzey | Shimmy Marcus | Gable End Media |
| KILLINASKULLY | Traveller | Eugene O’Connor | Short Comedy |
| TROUBLE IN PARADISE | Drubber | Emer Reynolds | Great Western Films |
| ROUGH DIAMOND | Billy Tiernan | Simon Massey | World Productions |
| CHASING MOBY DICK | Various Roles | Rod Godall | Macnas |
| Title | Role | Director | Producer |
| THE WATCHERS | Burke | Ishana Night Shyamalan | Blinding Edge Pictures |
| NIGHTMAN | Deedee | Melanie Delloye | Entre Chien Et Loup |
| GREEN KNIGHT | Thief | David Lowery | A24 Films |
| FINKY | Feste | Dathai Keane | Abu Media |
| ANIMALS | Chicken Sandwich | Sophie Hyde | Head Gear Films |
| THE MAN WHO INVENTED CHRISTMAS | Newsagent | Bharat Nalluri | Kaplan Company |
| HUMMINGBIRD | Taxman | Steven Knight | Shoebox Films |
| LITTLE WHITE LIE | Anto | Nick Renton | Element Pictures |
| ADAM & PAUL | Zippy | Lenny Abrahamson | Porridge Pictures |
| Title | Role | Director | Producer |
| HANGMEN | Charlie | Andrew Flynn | Decadent |
| ENDGAME | Clov | Gavin Quinn | Pan Pan |
| THIS BEACH | Ensemble | Cannon & Keegan | Brokentalkers |
| THE REHEARSAL, PLAYING THE DANE | Ensemble | Gavin Quinn | Pan Pan |
| THIS EBONY BIRD | Kevin | Geoff Gould | Cork Fit Up Festival |
| ROMEO & JULIET | Peter | Pat Kiernan | Corcadorca |
| LAY ME DOWN SOFTLY | Dean | Billy Roche | Project Arts Centre |
| PETER PAN | Peter | David Horan | Pavilion Theatre |
| THE MAGIC MACABRE | Orderly | Thomas Burgess | Olympia Theatre |
| THE LAST BEAUTY SPOT | Willie O | Pat Kiernan | Corcadorca |
| WOYZECH | Andres | Pat Kiernan | Corcadorca |
| THE NIGHT BEFORE | Mickey | Karl Shiels | Fishamble |
| THE SNOW GIRL | Lead | Padraic McIntyre | Livin’ Dred |
| ADRENALIN | Micky | Karl Shiels | Semper Fi |
| THE MERCHANT OF VENICE | Gobo | Pat Kiernan | Corcadorca |
| MOUTH | Jake | Andy Crook | Project Cube |
| THE BELFRY | Dominic | Padraic McIntyre | Livin’ Dred |
| PAPER TIGERS | Ollie | Matt Torney | Edinburgh Festival |
| UBU | Several Roles | Andy Crook | Dublin Fringe Festival |
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| Title | Role | Director | Producer |
| THE VANISHING TRIANGLE | Evans | Imogen Murphy | Park Films |
| THE DRY – SERIES 1 & 2 | Mickey | Paddy Breathnach | Element Pictures |
| KIN | Keith Boylan | Diarmuid Goggins | BRON Studios |
| MISS SCARLET AND THE DUKE | Albert | Declan O’Dwyer | PBS/A&E |
| DARKLANDS | Shay | Mark O’Connor | Parallel Films |
| THE FRANKENSTEIN CHRONICLES | Matthews | Benjamin Ross | ITV Encore |
| RED ROCK | Eddie Foley | Rob Burke | Element Pictures |
| RIPPER STREET | Carsten | Tom Shankland | Tiger Aspect Productions |
| TITANIC: BLOOD & STEEL | Labourer | Ciaran Donnelly | 3 Arts Entertainment |
| GAME OF THRONES | Tickler | David Petrarca | HBO |
| JACK TAYLOR – THE PIKEMEN | Owen | Stuart Orme | Magma Films |
| MATTIE | Izzey | Shimmy Marcus | Gable End Media |
| KILLINASKULLY | Traveller | Eugene O’Connor | Short Comedy |
| TROUBLE IN PARADISE | Drubber | Emer Reynolds | Great Western Films |
| ROUGH DIAMOND | Billy Tiernan | Simon Massey | World Productions |
| CHASING MOBY DICK | Various Roles | Rod Godall | Macnas |
| Title | Role | Director | Producer |
| THE WATCHERS | Burke | Ishana Night Shyamalan | Blinding Edge Pictures |
| NIGHTMAN | Deedee | Melanie Delloye | Entre Chien Et Loup |
| GREEN KNIGHT | Thief | David Lowery | A24 Films |
| FINKY | Feste | Dathai Keane | Abu Media |
| ANIMALS | Chicken Sandwich | Sophie Hyde | Head Gear Films |
| THE MAN WHO INVENTED CHRISTMAS | Newsagent | Bharat Nalluri | Kaplan Company |
| HUMMINGBIRD | Taxman | Steven Knight | Shoebox Films |
| LITTLE WHITE LIE | Anto | Nick Renton | Element Pictures |
| ADAM & PAUL | Zippy | Lenny Abrahamson | Porridge Pictures |
| Title | Role | Director | Producer |
| HANGMEN | Charlie | Andrew Flynn | Decadent |
| ENDGAME | Clov | Gavin Quinn | Pan Pan |
| THIS BEACH | Ensemble | Cannon & Keegan | Brokentalkers |
| THE REHEARSAL, PLAYING THE DANE | Ensemble | Gavin Quinn | Pan Pan |
| THIS EBONY BIRD | Kevin | Geoff Gould | Cork Fit Up Festival |
| ROMEO & JULIET | Peter | Pat Kiernan | Corcadorca |
| LAY ME DOWN SOFTLY | Dean | Billy Roche | Project Arts Centre |
| PETER PAN | Peter | David Horan | Pavilion Theatre |
| THE MAGIC MACABRE | Orderly | Thomas Burgess | Olympia Theatre |
| THE LAST BEAUTY SPOT | Willie O | Pat Kiernan | Corcadorca |
| WOYZECH | Andres | Pat Kiernan | Corcadorca |
| THE NIGHT BEFORE | Mickey | Karl Shiels | Fishamble |
| THE SNOW GIRL | Lead | Padraic McIntyre | Livin’ Dred |
| ADRENALIN | Micky | Karl Shiels | Semper Fi |
| THE MERCHANT OF VENICE | Gobo | Pat Kiernan | Corcadorca |
| MOUTH | Jake | Andy Crook | Project Cube |
| THE BELFRY | Dominic | Padraic McIntyre | Livin’ Dred |
| PAPER TIGERS | Ollie | Matt Torney | Edinburgh Festival |
| UBU | Several Roles | Andy Crook | Dublin Fringe Festival |