The 22-year-old Czech recently returned to Middlesbrough on a season-long loan.
He has made four senior appearances for Chelsea since arriving at Stamford Bridge from Sigma Olomouc in 2010.
Kalas has been loaned out to Vitesse Arnhem and FC Koln in recent seasons, while he spent the second half of the last campaign with Boro.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Liverpool | 13 | 11 | 1 | 1 | 26 | 8 | 18 | 34 |
| 2 | Arsenal | 13 | 7 | 4 | 2 | 26 | 14 | 12 | 25 |
| 3 | Chelsea | 13 | 7 | 4 | 2 | 26 | 14 | 12 | 25 |
| 4 | Brighton & Hove AlbionBrighton | 13 | 6 | 5 | 2 | 22 | 17 | 5 | 23 |
| 5 | Manchester CityMan City | 13 | 7 | 2 | 4 | 22 | 19 | 3 | 23 |
| 6 | Nottingham ForestNott'm Forest | 13 | 6 | 4 | 3 | 16 | 13 | 3 | 22 |
| 7 | Tottenham HotspurSpurs | 13 | 6 | 2 | 5 | 28 | 14 | 14 | 20 |
| 8 | Brentford | 13 | 6 | 2 | 5 | 26 | 23 | 3 | 20 |
| 9 | Manchester UnitedMan Utd | 13 | 5 | 4 | 4 | 17 | 13 | 4 | 19 |
| 10 | Fulham | 13 | 5 | 4 | 4 | 18 | 18 | 0 | 19 |
| 11 | Newcastle UnitedNewcastle | 13 | 5 | 4 | 4 | 14 | 14 | 0 | 19 |
| 12 | Aston Villa | 13 | 5 | 4 | 4 | 19 | 22 | -3 | 19 |
| 13 | Bournemouth | 13 | 5 | 3 | 5 | 20 | 19 | 1 | 18 |
| 14 | West Ham UnitedWest Ham | 14 | 4 | 3 | 7 | 18 | 27 | -9 | 15 |
| 15 | Leicester CityLeicester | 14 | 3 | 4 | 7 | 19 | 28 | -9 | 13 |
| 16 | Crystal Palace | 14 | 2 | 6 | 6 | 12 | 18 | -6 | 12 |
| 17 | Everton | 13 | 2 | 5 | 6 | 10 | 21 | -11 | 11 |
| 18 | Wolverhampton WanderersWolves | 13 | 2 | 3 | 8 | 22 | 32 | -10 | 9 |
| 19 | Ipswich TownIpswich | 14 | 1 | 6 | 7 | 13 | 25 | -12 | 9 |
| 20 | Southampton | 13 | 1 | 2 | 10 | 10 | 25 | -15 | 5 |
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