[Table] header: No. in series | No. in season | Title | Directed by | Written by | Original air date row 1 : 458 | 1 | "Out of the Ashes" | Ian Gilmourn | Louise Crane-Bowes | 3February2009
row 2 : 459 | 2 | "Dreams and Nightmares | Jet Wilkinson | Sean Nash | 10February2009
row 3 : 460 | 3 | "Day One" | Samantha Lang | Trent Atkinson | 17February2009
row 4 : 461 | 4 | "Sins of the Past" | Marcus Cole | Jenny and Lesley Lewis | 24February2009
row 5 : 462 | 5 | "Evil is As Evil Does" | Jean-Pierre Mignon | Denise Morgan | 3March2009
row 6 : 463 | 6 | "Facing the Music" | Nicholas Buffalo | Michael Miller | 10March2009
row 7 : 464 | 7 | "Awake in Fright" | Daniel Nettheim | Lily Taylor | 17March2009
row 8 : 465 | 8 | "Behind Closed Doors" | Jet Wilkinson | Sally Webb | 24March2009
row 9 : 466 | 9 | "Danger Zone" | Ian Gilmourn | Fiona Kelly | 31March2009
row 10 : 467 | 10 | "Pushed Too Far" | Marcus Cole | Chris McCourt & Linda Stai | 21April2009
row 11 : 468 | 11 | "Handle with Care" | Jean-Pierre Mignon | Andrew Kelly | 28April2009
row 12 : 469 | 12 | "The Devil Within" | Cherie Nowlan | Sean Nash | 5May2009
row 13 : 470 | 13 | "Give & Take" | Ian Watson | Trent Atkinson | 12May2009
row 14 : 471 | 14 | "When the Bough Breaks" | Lynn-Maree Danzey | Jeff Truman | 19May2009
row 15 : 472 | 15 | "Seeing the Light" | Ian Gilmourn | Alexa Wyatt | 26May2009
row 16 : 473 | 16 | "We All Fall Down" | Geoff Bennett | Clare Atkinson | 2June2009
row 17 : 474 | 17 | "Bodies in Motion" | Jet Wilkinson | Lily Taylor | 9June2009
row 18 : 475 | 18 | "On Second Thoughts..." | Ian Watson | Sally Webb | 16June2009
row 19 : 476 | 19 | "Starting Over" | Marcus Cole | Fiona Kelly | 23June2009
row 20 : 477 | 20 | "Curve Balls" | Lynn-Maree Danzey | Chris McCourt | 30June2009
row 21 : 478 | 21 | "Test of Faith" | Ian Gilmourn | Blake Ayshford | 7July2009
row 22 : 479 | 22 | "Blood is Thicker" | Jean-Pierre Mignon | Martin McKenna | 14July2009
row 23 : 480 | 23 | "Out of Control" | Jet Wilkinson | Lesley and Jenny Lewis | 21July2009
row 24 : 481 | 24 | "In Trust" | Di Drew | Trent Atkinson | 28July2009
row 25 : 482 | 25 | "In Duty Bound" | Marcus Cole | Denise Morgan | 4August2009
row 26 : 483 | 26 | "The Waiting Game" | Lynn-Maree Danzey | Lily Taylor | 11August2009
row 27 : 484 | 27 | "A Precious Waste" | Ian Gilmourn | Clare Atkinson | 18August2009
row 28 : 485 | 28 | "Tell-Tale Hearts" | Jean-Pierre Mignon | Trent Atkinson | 25August2009
row 29 : 486 | 29 | "Moving On" | Jet Wilkinson | Fiona and Andrew Kelly | 1September2009
row 30 : 487 | 30 | "Safe Haven" | Scott Hartford Davis | Chris McCourt | 8September2009
row 31 : 488 | 31 | "Win Some, Lose Some" | Marcus Cole | Andrew Kelly | 15September2009
row 32 : 489 | 32 | "What It Takes" | Lynn-Maree Danzey | Trent Atkinson | 22September2009
row 33 : 490 | 33 | "Too Close for Comfort" | Jean-Pierre Mignon | Jenny Lewis & Hamish Cameron | 29September2009
row 34 : 491 | 34 | "Damned If You Do" | Pino Amenta | Martin McKenna | 6October2009
row 35 : 492 | 35 | "The Two of Us" | Jet Wilkinson | Kim Wilson & Luke Devenish | 13October2009
row 36 : 493 | 36 | "Reality Check" | Di Drew | Blake Ayshford | 20October2009 [/Table] Answer this question based on the above table: Who were the writers of episode 20?

Answer: Chris McCourt