| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Anna Rackard | Crew | Art | Production Design | 6 |
 Catherine Morshead | Crew | Directing | Director | 2 |
 Christina Hendricks | Crew | Production | Executive Producer | 6 |
 Colin Callender | Crew | Production | Executive Producer | 6 |
 Glen Basner | Crew | Production | Executive Producer | 6 |
Irene O'Brien | Crew | Art | Art Direction | 6 |
Nick Vincent Murphy | Crew | Writing | Writer | 1 |
 Stephen Rennicks | Crew | Sound | Original Music Composer | 6 |
 Chris O'Dowd | Crew | Directing | Director, Creator, Executive Producer, Writer | 2 |
 Maeve Higgins | Crew | Writing | Writer | 1 |
Mike Ahern | Crew | Directing | Director | 2 |
Enda Loughman | Crew | Directing | Director | 2 |
 Milan Popelka | Crew | Production | Executive Producer | 6 |
Judith Williams | Crew | Costume & Make-Up | Costume Design | 6 |
Stefanie Berk | Crew | Production | Executive Producer | 6 |
Alex Moody | Crew | Production | Executive Producer | 6 |
Lorraine McCrann | Crew | Costume & Make-Up | Makeup Designer | 6 |
 Amy Rowan | Crew | Production | Casting Director | 6 |
Scott Huff | Crew | Production | Executive Producer | 6 |
Jon Montague | Crew | Production | Executive Producer | 6 |
Lorri Ann-King | Crew | Costume & Make-Up | Hair Designer | 6 |
 Amy Huberman | Cast | Actress | Showbiz Shirley | 1 |
 Andrew Bennett | Cast | Actor | Barry Battles | 6 |
Anna Healy | Cast | Big Jim's Mam | 1 | |
Brendan Condren | Cast | Actor | Film Rigger | 1 |
Christina Hendricks | Cast | Actress | Wendy Patterson | 6 |
 Clarke Peters | Cast | Actor | Chet Donald | 2 |
 David Pearse | Cast | Actor | Sonny Proctor | 6 |
 David Wilmot | Cast | Actor | Keith McCurdle | 6 |
 Deirdre O'Kane | Cast | Actress | Carol from Casting | 1 |
 Derbhle Crotty | Cast | Actress | Maude Patterson | 2 |
 Eileen Walsh | Cast | Actress | Catherine Proctor | 6 |
 Fionnula Flanagan | Cast | Actress | Wendy's Mother | 1 |
 Frankie McCafferty | Cast | Actor | Patient Rory | 2 |
 Hugh O'Conor | Cast | Actor | Conor VFX | 1 |
 Ian McElhinney | Cast | Actor | Reverend Patterson | 4 |
 Mark Doherty | Cast | Actor | School Principal (Tony) | 1 |
 Michelle Forbes | Cast | Actress | Barbara the Butcher | 6 |
 Morgan C. Jones | Cast | Grumpy Driver | 1 | |
 Paddy Considine | Cast | Actor | Seamus Proctor | 6 |
 Paul Tylak | Cast | Actor | Roger from the Bank | 1 |
 Ruth McCabe | Cast | Actress | Betty Battles | 3 |
 Simon Delaney | Cast | Actor | Driver Dan | 1 |
 Susan Lynch | Cast | Actress | Jemima Rowlands | 2 |
Chris O'Dowd | Cast | Actor | Jack E. McCarthy | 2 |
 Jamie Michie | Cast | Actor | Pubba McGoldrick | 4 |
Maeve Higgins | Cast | Health Service Employee 1 | 1 | |
 Tim Heidecker | Cast | Actor | Producer Brad | 6 |
 Dagmar Döring | Cast | Actress | Air Stewardess | 1 |
Kathy Rose O'Brien | Cast | Glenda Gold | 3 | |
 David Rawle | Cast | Actor | Sonny Proctor | 6 |
 Imogen Doel | Cast | Actress | Patient Linda | 1 |
 Paul Holmes | Cast | Actor | Carl from Catering | 1 |
 Lochlann Ó Mearáin | Cast | Actor | Handsome Boyle Man | 1 |
 Ian O'Reilly | Cast | Niall | 2 | |
Sharon Mannion | Cast | Brilliant Boyle Lady | 1 | |
 Mariana Aparicio Torres | Cast | Actress | Astrid in Amsterdam | 1 |
Ronán Ó'Snodaigh | Cast | Oldgrange Nick | 1 | |
 Barbara Bergin | Cast | Actress | Golf Carmel | 1 |
Conall Keating | Cast | Delivery Man | 1 | |
 Sohm Kapila | Cast | Actress | Fatima | 1 |
Peter McGann | Cast | Matt Magee | 6 | |
 Chris McCurry | Cast | Actor | Dalston Derek | 1 |
 Sam C. Wilson | Cast | Actor | Big Jim McDaid | 6 |
Michèle Forbes | Cast | Actress | Barbara the Butcher | 6 |
 Patrick Martins | Cast | Actor | Jules O'Brien | 6 |
Leia Murphy | Cast | Actress | Joanne Proctor | 6 |
 David Michael Scott | Cast | Actor | Noel from the Pub | 1 |
Cillian Lenaghan | Cast | Actor | Teen Séamus | 6 |
 Niamh McCormack | Cast | Actress | Teen Wendy | 6 |
 Gavan O'Connor-Duffy | Cast | Actor | Big Tim | 1 |
 Ruth Codd | Cast | Actress | Production Peggy | 4 |
John Doran | Cast | Production Pete | 2 | |
 Aaron Teoh | Cast | Actor | Director Zak Chong | 1 |
Bethany Mary-James | Cast | Actress | Health Service Employee 2 | 1 |
| Person | Type | Job | Role(s) | Episodes |
