Sanjay, a carefree young man, experiences mental and physical transformation to compete in an inter-collegiate bicycle race after his elder brother is unable to participate due to an injury.
| Actor | Role |
|---|---|
 Aamir KhanSanjay Lal Sharma a.k.a Sanju | Sanjay Lal Sharma a.k.a Sanju |
 Mamik SinghRatan Lal Sharma | Ratan Lal Sharma |
 Ayesha JhulkaAnjali | Anjali |
 Pooja BediDevika | Devika |
 Kulbhushan KharbandaRamlal Sharma | Ramlal Sharma |
| AAditya LakhiaMaksood/Ghode | Maksood/Ghode |
 Deven BhojaniGhansham/Ghanchu | Ghansham/Ghanchu |
| SSanam OberoiTina | Tina |
 Deepak TijoriShekhar Malhotra | Shekhar Malhotra |
 Imran KhanYoung Sanju | Young Sanju |
 AsraniTeacher | Teacher |
 Girija Shettarlead in song Jawa ho yaaron | lead in song Jawa ho yaaron |
 Faisal Hussain KhanXavier College Student (uncredited) | Xavier College Student (uncredited) |
| AAhmed KhanGirdhari (Anjali’s Father) | Girdhari (Anjali’s Father) |