Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| No. in series | No. in season | Title | Directed by | Written by | Original U.S. air date | Prod. code |
| --- | --- | --- | --- | --- | --- | --- |
| 22.0 | 1.0 | "Damage Control" | Farhad Mann | Bruce Kalish | February24,2010 | 201.0 |
| 23.0 | 2.0 | "In The Game of The Father" | Farhad Mann | Dan Cross & David Hoge | February24,2010 | 202.0 |
| 24.0 | 3.0 | "Gauntlet, But Not Forgotten" | Larry McLean | Sean Cunningham & Marc Dworkin | March3,2010 | 203.0 |
| 25.0 | 4.0 | "Photography" | Larry McLean | Bruce Kalish | March10,2010 | 204.0 |
| 26.0 | 5.0 | "Face-Off" | Andrew Potter | Dan Cross & David Hoge | March17,2010 | 205.0 |
| 27.0 | 6.0 | "My Own Private Superhero" | Andrew Potter | John Tellegen | March24,2010 | 206.0 |
| 28.0 | 7.0 | "Resident Weevil" | Mike McGowan | Sean Cunningham & Marc Dworkin | June16,2010 | 207.0 |
| 29.0 | 8.0 | "Run Aaron, Run" | Mike McGowan | Andrew Black | June23,2010 | 208.0 |
| 30.0 | 9.0 | "Pack-Man" | Andrew Potter | Dan Cross & David Hoge | June30,2010 | 209.0 |
| 31.0 | 10.0 | "Tracker & Field" | Andrew Potter | Sean Cunningham & Marc Dworkin | July7,2010 | 210.0 |
| 32.0 | 11.0 | "Metal Gear Liquid" | Mario Azzopardi | Andrew Black | July14,2010 | 211.0 |
| 33.0 | 12.0 | "Sparks" | Mario Azzopardi | Dan Cross & David Hoge | July21,2010 | 212.0 |
| 34.0 | 13.0 | "Mutant Rain"(Part 1) | David Wu | Bruce Kalish | July30,2010 | 213.0 |
Question:
Who wrote episode 31 in the series?
Answer:
Sean Cunningham & Marc Dworkin