400 metres Freestyle, Men
Participants
| Nr. | Athlete | NOC |
|---|---|---|
| 1 | Graeme Brewer |  AUS |
| 2 | Ron McKeon | AUS |
| 3 | Max Metzker | AUS |
| 4 | Marcelo Jucá |  BRA |
| 5 | Djan Madruga | BRA |
| 6 | Petar Kochanov |  BUL |
| 7 | Diego Quiroga |  ECU |
| 8 | Rafael Escalas |  ESP |
| 9 | Andy Astbury |  GBR |
| 10 | Simon Gray | GBR |
| 11 | Detlev Grabs |  GDR |
| 12 | Frank Pfütze | GDR |
| 13 | Rainer Strohbach | GDR |
| 14 | Sándor Nagy |  HUN |
| 15 | Zoltán Wladár | HUN |
| 16 | Kevin Williamson |  IRL |
| 17 | Mohamed Abdul Wahab |  KUW |
| 18 | José María Larrañaga |  PER |
| 19 | Thomas Lejdström |  SWE |
| 20 | Petr Adamec |  TCH |
| 21 | Radek Havel | TCH |
| 22 | Daniel Machek | TCH |
| 23 | Andrey Krylov |  URS |
| 24 | Vladimir Salnikov | URS |
| 25 | Ivar Stukolkin | URS |
| 26 | Jean-Marie François |  VEN |
| 27 | Borut Petrič |  YUG |
| 28 | Darjan Petrič | YUG |
Non-starters
| Nr. | Athlete | NOC |
|---|---|---|
| 1 | Mohamed Bendahmane |  ALG |
| 2 | Abdelhakim Bitat | ALG |
| 3 | Reda Yadi | ALG |
| 4 | Fernando Lopes |  ANG |
| 5 | István Koczka | HUN |
| 6 | Paolo Revelli |  ITA |
| 7 | Federico Silvestri | ITA |
| 8 | Paulo Frischknecht |  POR |