Jameson Dublin International Film Festival
Where: Ireland
When: 16-26 February 2012.
It's My Shout Script Call-Out for short film scripts to be produced in collaboration with BBC Wales.
Deadline: 24 February 2012.
The Academy Awards
Where: Los Angeles, USA
When: 26 February 2012.
BAFTA Breakfast with BBC2 Controller Janice Hadlow
Where: BAFTA, London
When: 27 February 2012.
Nickelodeon Writing Fellowship
Deadline: 28 February 2012.
Cinequest Film Festival
Where: San Jose, California, USA
When: 28 February - 11 March 2012.
The Sitcom Trials call for scripts
Deadline: 29 February 2012.
Saturday Shorts 3 - Scriptwriting Competition
Deadline: 1 March 2012.
Windsor Fringe Kenneth Branagh Award
Deadline: 5 March 2012.
Capital Plays call for scripts.
Deadline: 5 March 2012.
Title Pending - Northern Theatre are looking for exciting proposals for new pieces of theatre.
Deadline: 9 March 2012.
NYTV & Fox Television Studios Scripted Comedy Pilot competition for UK Independents.
Late Deadline: 9 March 2012.
Much More Than A Script Competition.
Late Deadline: 11 March 2012.
Doctor Who: Script To Screen wants budding writers aged 9-11 to write a Doctor Who adventure.
Deadline: 16 March 2012.
SXSW Film Festival
Where: Austin, Texas, USA
When: 9-17 March 2012.
Laugh Track from BBC Comedy Commissioning & BBC Writersroom are open for submissions from 1st March.
Deadline: 21 March 2012.
Atlanta Film Festival
Where: Georgia, USA
When: 23 March - 1 April 2012.
Euroscript Screen Story Competition - win up to £1000 of Script Development
Deadline: 31 March 2012.
ShorelineScripts Screenplay Contest
Deadline: 18 April 2012
Late Deadline: 18 May 2012.
Tribeca Film Festival
Where: New York, USA
When: 18-29 April 2012.
Scriptapalooza Screenplay Contest
Late Deadline: 19 April 2012.
Sundance London
Where: London, UK
When: 26-29 April 2012.
London Indpendent Film Festival 2012
Where: London, UK
When: April 2012.
Sci-Fi London Film Festival
Where: London, UK
When: 1-7 May 2012.
Cannes Film Festival
Where: France
When: 16-27 May 2012.
BAFTA Television Awards
Where: London, UK
When: *27 May 2012.
*Craft Awards: 13 May 2012.
The People's Play Award
Deadline: 31 May 2012.
Pint Sized Plays Competition
Deadline: 31 May 2012.
The Great American Pitchfest & Screenwriting Conference
Where: Los Angeles, USA
When: 1-3 June 2012.
Banff World Media Festival
Where: Banff, Canada
When: 10-13 June 2012.
LA Film Festival
Where: Los Angeles, USA
When: 14-24 June 2012.
Edinburgh International Film Festival
Where: Scotland
When: 20 June - 1 July 2012.
24:7 Theatre Festival
Where: Manchester, UK
When: 20-27 July 2012
Melbourne International Film Festival
Where: Australia
When: 2-19 August 2012.
Edinburgh Fringe Festival
Where: Scotland
When: 3-27 August 2012.
Raindance Film Festival
Where: London, UK
When: 26 September - 7 October 2012.
The Emmy Awards
When: September 2012.
Venice Film Festival
Where: Italy
When: September 2012.
Toronto International Film Festival
Where: Canada
When: September 2012.
Austin Film Festival
Where: Texas, USA
When: 18-25 October 2012.
Warsaw Film Festival
Where: Poland
When: 12-21 October 2012.
BFI London Film Festival 2012
Where: London, UK
When: October 2012.
Flip Animation Festival
Where: Wolverhampton, UK
When: October 2012.
The American Film Market
Where: Santa Monica, USA
When: November 2012.
The Golden Globe Awards
Where: Los Angeles, USA
When: January 2013.
It's also worth checking out MovieBytes which has a comprehensive list of all US screenwriting competitions.
On-Going
Girls on Film is a year-round call for scripts featuring well-drawn female characters run by the team at London Screenwriters' Festival.
The Script Readers are looking for scripts for their monthly readings with actors.
Laced Banana is a theatre production company with regular script calls around specific topics. Check out their website for the current script call.
Next Best Page runs through 2011 as a nationwide collaboration.
Off the Page Meet Up
London writers' group
Writers Avenue invite stage plays for 'The First 20 Minutes' strand.
London Comedy Writers invite 30' comedy scripts to be read by actors at the group which meets every 2-3 weeks.
Media Art are West-Midlands based film producers looking accepting scripts, stories and ideas to 'script@mediaart.co.uk'.