Slip and Sach are in the sidewalk star-gazing business when they see a murder committed in a room at the El Royale Hotel.
| Actor | Role |
|---|---|
 Leo GorceySlip Mahoney | Slip Mahoney |
 Huntz HallSach, also called 'Chopper' McGee | Sach, also called 'Chopper' McGee |
 John Ridgely'Silky' Thomas | 'Silky' Thomas |
 Gabriel DellPolice Officer Gabe Moreno | Police Officer Gabe Moreno |
 Helen ParrishAnn Prescott | Ann Prescott |
 Fritz FeldMr. Andre Schmidtlap - Hotel Manager | Mr. Andre Schmidtlap - Hotel Manager |
 Frankie DarroBen Feathers | Ben Feathers |
 Lionel Stander'Hatchet' Moran | 'Hatchet' Moran |
 William BenedictWhitey (as Billy Benedict) | Whitey (as Billy Benedict) |
 David GorceyChuck | Chuck |
 Benny BartlettButch | Butch |
 Bernard GorceyLouie Dumbrowsky | Louie Dumbrowsky |
 Cliff ClarkPolice Captain Madison | Police Captain Madison |