Jonny Weldon is an actor, writer, comedian, and content creator who has performed on stage and screen from a young age. He is known for Ian in ONE DAY (Netflix) and is

He can also be seen in Sneakerhead, Stath Lets Flats, Breeders, House of the Dragon and The Outlaws. He also played the role of Casper in 101 Dalmatians at Regent’s Park Open Air Theatre amongst of other professional stage credits through his varied career.

You might also be familiar with his work online, where he’s been posting comedy sketch videos about life as an actor that have seen him amass hundreds of thousands of views.

Fiona Helen Armstrong coaches Small Group Acting, Adult Virtuals’ and Lamda for Mark Jermin. Fiona’s specialty is to help students maintain screen level naturalism, whilst bringing creative flair and energy to roles.

Fiona’s coaching has helped students land roles shows including in DI Ray Season 2, Sweet Tooth (Netflix), Lord of the Rings (Amazon), Casualty (BBC) and Riot Women (ITV).

Alongside coaching Fiona works as an actor, her recent credits include Casualty (BBC), One Love: Bob Marley (Paramount), Anfamol (BBC) and upcoming BFI Feature ‘Brides’ from esteemed theater director Nadia Fall.

Ryan holds a wealth of knowledge and has extensive credits in amazing productions in the theatre and filming all over the world. Recent regular TV roles include, The Crown (2016), Coronation Street (1960) and Almost Never (2019). Ryan has also worked on shows such as Heartbeat, Emmerdale, Holby City, Casualty, Knightfall, Doctors, Grantchester and Jamie Johnson FC. We are so excited to have Ryan on our teaching team here at Mark Jermin

Holly is Bristol Old Vic Theatre acting graduate and fluent Welsh speaker. She has performed on the West End in Touching the Void and has recently been in Buffering on ITV. Holly has also written her own play which she performed in and is now being developed for TV!

Hannah Morgan comes with a wealth of industry experience, training and knowledge. Hannah has coached and trained students for major projects including becoming acting coach for a Disney project, teaching and living abroad within Europe & America! As a former Mark Jermin student herself Hannah also has her own amazing credits on major UK theatre projects and TV & Film credits for ITV, BBC and more!

Actress, West End performer and current Manager of Mark Jermin

Teaching : Current manager of Mark Jermin, creator of the Mark Jermin Jerminators programme (since 2017), and whilst performing has led workshops and seminars at hundreds of UK and international Theatre Schools and Academies.

Training: Arts Educational Schools.

Theatre: Curtains the Musical (Wyndham’s Theatre West End and UK Tour); Joseph and his Technicolour Dream Coat (Kilworth House); White Christmas (Curve Theatre, Leicester); Guys & Dolls (Royal Albert Hall); Annie (Ed Mirvish Theatre Toronto) Scrooge (Curve Theatre, Leicester); Top Hat (Kilworth House Theatre); Chitty Chitty Bang Bang (West Yorkshire Playhouse & UK tour); The Producers (UK tour); Singin’ in the Rain (Palace Theatre & UK/international tour); WAG (London Premiere, Charing Cross); Snow White and the Seven Dwarfs (Mansfield Palace Theatre); Legally Blonde (UK tour); Peter Pan(Rhyl Pavilion Theatre); Chicago (Aberystwyth Arts Centre); Loose Ends (UK tour); Sleeping Beauty(Swansea Grand Theatre); Singin’ in the Rain (2009 version UK and International Tour)  South Pacific (UK tour); Follies in Concert (London Palladium); The Goodbye Girl (UK tour); Les Misérables (Palace Theatre).

Television: The Office – Children in Need (BBC); Indian Doctor (Rondo Media); The Bill (Talkback Thames); Doc Martin (Buffalo Productions); Stupid! (CBBC); Casualty (BBC); Teachers (Tiger Aspect); Nuts and Bolts(HTV Wales); Nood Reports (Nickelodeon); The Life and Death of Phillip Knight (Yorkshire Television).

Film: Wonka (Warner Brothers) Mr Nice (Nice Films); A Week in the Life (Pukka Films); Love Actually(Working Title Films); About a Boy (Working Title Films).

Gleanne graduated from The Urdang Academy in 2016 with a First Class BA (Hons) in Professional Dance and Musical Theatre.

Gleanne has had over 8 years working professionally in the industry both on stage and screen.

Gleanne features in the BAFTA and Oscar nominated feature film Living with scenes opposite Bill Nighy and Tom Burke – it is now out in UK cinemas and on Amazon Prime. 

In 2022, she played Peggy, the leading female in Playboy of the West Indies at The Birmingham Rep Theatre.

Other Theatre Credits include: Pippin (Theatre Royal Drury Lane); The Big Life (Stratford East); The Blonde Bombshells (UK Tour); She Loves Me (Sheffield Crucible); Curtains (West End/UK Tour); The Producers (Royal Exchange Theatre); Spamalot (UK Tour).

Former MJ Alumni, Gabrielle is an actress starting her training and career at Mark Jermin when she was six years old! . She is known for Black Doves (Netflix) Three Women, and her role as Bethan Gwyndaf in the BBC series In My Skin. For this performance, she won a BAFTA Cymru for Best Actress. Gabrielle has a short break in filming schedules and is keen to offer her guidance, support and expertise to other actors … her unique approach is fresh and inspirational

Dan graduated from East 15 Acting School in 207, and has since worked extensively in TV & Film, undertaking projects for the BBC, Netflix, HBO, Channel 4, ITV & Apple TV.

He also works as a Director and Teacher, having taught previously at East 15 Acting School and Performers College. He has also sat on the audition panel at both of these institutions.

Alongside his acting and teaching, Dan has been writing Showreel Scenes for actors for the last five years, and has written over 1000 scenes to date.

Shaheen is an MJ alumni and began his career after launching to fame on Britain’s Got Talent. Since then Shaheen became a series regular in BBC Soap ‘Eastenders‘ playing Shakil Kazemi. and a series regular playing Marty Kirkby in BBC’s ‘Casualty‘.

More recent credits include BBC’s ‘Lost Boys and Fairies‘ and taking the role of ‘Billy Ahmadi‘ in series two of ‘Wreck‘.

Welsh Speaker and incredible talent Aled began his training at Mark Jermin prior to Mountview London. Aled has starred in Gangs of London (AMC / Sky Drama), The Pact, and the BAFTA Award winning In My Skin (both BBC) Cobra 2 (Sky) and Life and Death in the Warehouse (BBC3) as well as an array of inspiring stage credits.

Dorothea is an experienced actress working extensively in both stage and screen. Recent credits include credits include Nachtland at London’s Young Vic, Possession at the Arcola, and Leopoldstadt at the Wyndham’s Theatre. Dorothea Myer-Bennett is also well known for The Payback (2006), The Chelsea Detective (2022) and The Merchant of Venice (2016).

With over 10 years of professional experience in television, having started in the industry at the age of 8. Trained full-time for 6 years at the Sylvia Young Theatre School, developed a versatile skill set in both dramatic and comedic roles. 

With notable credits including BBC3’s Comedy Horror Wreck, The Spanish Princess (Amazon), Ted Lasso (Apple TV), Game of Thrones (HBO), and BBC’s EastEnders.