|Years active||1973 - present|
Mercia Deane-Johns is an Australian actress of film, stage and television. She is also a writer, singer and stand-up comedienne. She has played a wide array of characters since she was 12 years old and has appeared in many film roles and TV series on Australian screens.
Mercia Deane-Johns has trained at a Television and Film Course at Crawford Productions, 1974. She plays Classical Piano at Sixth Grade Level and she has studied ballet at the Gertrud Bodenwieser Dance Centre, Sydney. Mercia has a diploma of classical singing and theory of music from the London College of Music, Ealing, London. She is an Associate of the London College of Music (A.L.C.M) which qualification she obtained in 1975.
She was on a twelve-month contract at the Melbourne Theatre Company in 1978.
She has studied Tai Chi and had private lessons with the late Tennyson Yui  for one year, 1980.
Film and television
Deane-Johns was in the Australian TV series Homicide in 1975 and 1976 as Brenda Lukins. She performed in the Crawford Productions TV series Bluey as 'Debbie Morley' in 1976. In 1977, she was in Cop Shop a long running Crawford Productions police drama series. She had a small role in the 1978 Australian TV movie Demolition which starred John Waters and veteran Oz actor Vincent Ball. Other 1970's roles included guest starring in an episode of Skyways with Tony Bonner in 1979.
In 1981, she appeared in Heatwave and Winter of Our Dreams. In 1982, she was in Winner Take All – Downside Risk. This was an ABC (Australian Broadcasting Corporation) TV series about the fast-paced world of big business and co-starred Peter Curtin, Tina Bursill, Briony Behets and Diana McLean. In 1985, she was in Winners – the other facts of life with Dennis Miller, Anne Grigg, Sheila Florence and Candy Raymond. In 1991 Mercia Deane-Johns appeared in What's Cooking? an Australian cooking television series which ran from 1991 – 1999 on the Nine Network.
Deane-Johns was in the television film McLeod's Daughters in 1996 with Jack Thompson, Tammy MacIntosh and Kris McQuade. She was in the long-running Home and Away from 1997 – 2001, playing Melanie Rainbow. In 2002, she was in the Canadian-Australian Co-production of Guinevere Jones, a teenage fantasy series where she played the part of evil witch Morgana Le Fay. In 2007, she played the part of Barbara in Unfinished Sky a story about an Outback farmer who takes in an Afghani woman who has fled from a brothel.
In 2014 she had a supporting role as Fay the barmaid in the 2015 released film Last Cab to Darwin. In 2017 she played the part of Bulldozer in Throbbin' 84 which is a crime comedy set in 1984 also starring Alan King and Roslyn Gentle. The film takes its name from the 1984 Australian compilation music album Throbbin' '84.
She appeared in an episode of the Australian medical drama Harrow which was broadcast in March 2018.
She has worked with some of Australia's best-known actors. The late John Hargreaves, Judy Davis in John Duigan's Winter of Our Dreams, Nicole Kidman in the popular Kennedy Miller series Vietnam (miniseries) and the late Charles Bud Tingwell who was a regular of Australian films. She has appeared with John Meillon who is remembered from the Crocodile Dundee films as well as Heatwave. She has also worked with John Ewart who is known for Sunday Too Far Away and Alwyn Kurts who famously portrayed the gruff Inspector Colin Fox in the TV series Homicide.
As well as acting, Deane-Johns has done voiceovers including four episodes of Persons of Interest in 2014.
Deane-Johns has made many stage appearances, ten are listed here:
- Meanwhile Back on Planet Earth A musical about Liza Minnelli at the Bondi Pavilion, Sydney in 1995.
- Bloody Poetry. Precious Theatre Company. The Stables. Mary Shelley. 1986.
- The Blind Giant is Dancing ACT Theatre Company in 1984.
- George and Mildred Australian Tour with the Elizabethan Theatre Company in 1980.
- The Playboy of the Western World at the Melbourne Theatre Company (MTC) in 1978.
- Electra (Play by Sophocles) at the Melbourne Theatre Company (MTC) in 1978.
- Once a Catholic The Actors' Company Theatre, Ultimo, NSW. 1978.
- The Happy Apples The Actors' Company Theatre, Ultimo, NSW. 1978
- Spats – Back in Business The Speakeasy, Kensington, NSW. 1976 
- Two and Two Make Sex with Patrick Cargill on an Australian Tour in 1975.
Deane-Johns is also a writer and has kept an anecdotal record of her thespian experiences in a series of articles called Mercia's Missives. She describes the difficulties in working with misogynistic directors, unsympathetic make-up artists, bitchy co-stars and young actors who think they are God's gift to women.
As well as singing and acting Mercia has done stand-up comedy and has ambitions to appear at the Edinburgh Festival Fringe one day. She appeared with co-star and fellow Australian singer and actress Anne-Maree McDonald in Caliente in 2011. This was a one-hour stand-up comedy routine which they performed at The El Rocco Room, in Sydney's Kings Cross, New South Wales.
The administrations of Australian Prime Ministers John Gorton (1968–1971) and Gough Whitlam (1972–1975) put considerable extra funding in to the Australian film industry which led to the "New Wave" of the late 1970s and early 1980s. There were many productions like Picnic at Hanging Rock with Helen Morse and Anne-Louise Lambert, My Brilliant Career with Judy Davis, Wendy Hughes and Sam Neill released in August 1979, Summerfield with Nick Tate, John Waters and Elizabeth Alexander made in 1977 and The Plumber with Judy Morris and Ivor Kants directed by Peter Weir in 1979. Other famous films of that time include Gallipoli (1981) and Crocodile Dundee (1986).
Mercia Deane-Johns featured in three films of the Australian New Wave Heatwave (1981) Winter of Our Dreams (1981) and Going Down (1983).
|Edge of the Earth||2018||Mother||Bridie Latona||||Post Production|
|Throbbin' 84||2017||Bulldozer||Timothy Spanos||||Won award at Melbourne Underground Film Festival|
|Last Cab to Darwin||2014||Fay||Jeremy Sims||||Released 2015|
|The One Who Broke Your Heart||2012||Sean's Mum||Scott Pickett||||Short film|
|Unfinished Sky||2007||Barbara||Peter Duncan|||
|Airtight||1999||Ma Lucci||Ian Barry||||TV Movie|
|Erskineville Kings||1999||Barmaid||Alan White|||
|McLeod's Daughters||1996||Rosa||Michael Offer||||TV Movie|
|Harbour Beat||1990||Secretary||David Elfick|||
|Room to Move||1987||Janet||John Duigan||||TV Movie|
|Double Sculls||1986||Melanie Atkins||Ian Gilmour||TV Movie|
|Body Business||1986||Colin Eggleston||||TV Mini-series 2x2 hours|
|Conferenceville||1984||Julian Pringle||TV Movie|
|Crime of the Decade||1984||Ken Cameron||||TV Movie|
|Going Down||1982||Ned||Haydn Keenan||||Released 1983|
|Heatwave||1981||Secretary||Phillip Noyce||||Released 1982|
|Winter of Our Dreams||1981||Angela||John Duigan|||
|The Box||1975||Typist||Paul Eddey|||
|Alvin Purple also called The Sex Therapist||1973||Small role||Tim Burstall|||
- "Mercia Deane Johns actress".
- "Tennyson Yui".
- Deane-Johns, Mercia. "Training and Work Experience". Mercia Missives (Deane-Johns's website). Retrieved 30 July 2017.
- "Skyways TV series 1979 – 1981".
- O'Hanlon, Paul (10 November 2015). "Mercia beaucoup: battler of Aussie stage and screen - Australian Times News". Australian Times News. Retrieved 15 October 2018.
- "ASO Australia Online".
- "Winners – The Other Facts of Life principle credits".
- "Mercia Deane-Johns What's Cooking?".
- Throbbin' 84, retrieved 11 October 2018
- "Australian Times".
- "Films, music clips, television, various work".
- "Persons of Interest".
- "Training and work experience".
- "The Blind Giant is Dancing". AusStage. Retrieved 30 July 2017.
- Stanley, Raymond (September 1978). Page, Robert (ed.). "A One Level Production:The Playboy of the Western World". Theatre Australia: Australia's Magazine of the Performing Arts. Theatre Publications Ltd. p. 21. Retrieved 29 July 2017.
- "Electra". AusStage. Retrieved 30 July 2017.
- "Once a Catholic". AusStage. Retrieved 30 July 2017.
- "The Happy Apples". AusStage. Retrieved 30 July 2017.
- "Two and Two Make Sex". Retrieved 30 July 2017.
- "Mercia's Missives".
- "Australia's film industry owes a debt to Gough Whitlam".
- De Semlyen, Phil; Freer, Ian; Wybrew, Ally (15 August 2016). "Movie Movements that Defined Cinema: The Australian New Wave". Empire Online. Bauer Consumer Media Ltd. Retrieved 29 July 2017.
- Edge of the Earth, retrieved 9 October 2018
- "Throbbin 84 film 2017".
- "Last Cab to Darwin film".
- "The One who Broke Your Heart short film".
- "Review – `Unfinished Sky`".
- "Airtight 1999 TV Movie".
- "Erskineville Kings".
- "McLeod's Daughters ASO".
- "Harbour Beat 1990 Scottish Australian film".
- "Room to Move 1987".
- "Pandemonium (film)".
- "Body Business Mini-series 1986".
- "Crime of the Decade TV Movie 1984".
- "Molly. At Oz Movies".
- "Heatwave film made in 1981 released 1982".
- "Winter of our Dreams". Ozmovies. Retrieved 29 July 2017.
- "The Box 1975 film trailer".
- "Alvin Purple rewatched".
- "MUFF 18 AWARD WINNERS - Melbourne Underground Film Festival". Melbourne Underground Film Festival. Retrieved 11 October 2018.