Go back to the beginning of television's longest-running primetime drama with behind-the-scenes footage, memorable scenes and exclusive interviews with the actors, creators and crew members.
| Actor | Role |
|---|---|
 Mariska HargitaySelf | Self |
 Ice-TSelf | Self |
 Kelli GiddishSelf | Self |
 Peter ScanavinoSelf | Self |
 Christopher MeloniSelf | Self |
 Dick WolfSelf | Self |
 Raúl EsparzaSelf | Self |
 Stephanie MarchSelf | Self |
 Tamara TunieSelf | Self |
 Jamie Gray HyderSelf | Self |
 Danny PinoSelf | Self |
| WWarren LeightSelf | Self |
 Julie MartinSelf | Self |
 Debra MessingSelf | Self |
 Margaret ChoSelf | Self |
 Bob SagetSelf | Self |
 Blair UnderwoodSelf | Self |
 Wyclef JeanSelf | Self |
 James Van Der BeekSelf | Self |
 Marlee MatlinSelf | Self |
 Brooke ShieldsSelf | Self |
 Bradley Cooper(archive footage) | (archive footage) |
 Jennifer Love Hewitt(archive footage) | (archive footage) |
 Robin Williams(archive footage) | (archive footage) |
 Whoopi Goldberg(archive footage) | (archive footage) |
 Ian McShane(archive footage) | (archive footage) |
 Alec Baldwin(archive footage) | (archive footage) |
 Sarah Hyland(archive footage) | (archive footage) |
 Abigail Breslin(archive footage) | (archive footage) |
 Milo Ventimiglia(archive footage) | (archive footage) |