 Morey AmsterdamCharlie Yuckapuck | Charlie Yuckapuck |
 Rose MarieAnnie | Annie |
 Richard DeaconMr. Travis / Police Chief | Mr. Travis / Police Chief |
| JJoey Adams1st Digger | 1st Digger |
| AAndy Albin2nd Digger | 2nd Digger |
 Henry CordenProfessor Lerowski | Professor Lerowski |
| MMichael FordJim Holliston | Jim Holliston |
 Jack HellerMr. Big | Mr. Big |
 Tim HerbertSeed / Samu | Seed / Samu |
| PPeggy MondoFat KEB Agent | Fat KEB Agent |
| CCarmen PhillipsOlga | Olga |
| JJanuary JonesMagda Anders | Magda Anders |
 Nick AdamsKEB Agent (uncredited) | KEB Agent (uncredited) |
 Steve AllenBookstore Customer with Little Boy (uncredited) | Bookstore Customer with Little Boy (uncredited) |
| GGreg AmsterdamStudent (uncredited) | Student (uncredited) |
 Cliff ArquetteKEB Agent (uncredited) | KEB Agent (uncredited) |
 Milton BerleBookstore Customer with Rope (uncredited) | Bookstore Customer with Rope (uncredited) |
 Annazette ChaseStudent (uncredited) | Student (uncredited) |
| LLaRue FarlowLover (uncredited) | Lover (uncredited) |
 Percy HeltonDiner Customer (uncredited) | Diner Customer (uncredited) |
 Moe HowardCrumworth Raines (uncredited) | Crumworth Raines (uncredited) |
 Arline HunterStudent (uncredited) | Student (uncredited) |
| JJoe PloskiRestaurant Customer (uncredited) | Restaurant Customer (uncredited) |
 Carl ReinerBald Bookstore Customer (uncredited) | Bald Bookstore Customer (uncredited) |
 Irene RyanGranny (uncredited) | Granny (uncredited) |
 Danny ThomasDiner Customer (uncredited) | Diner Customer (uncredited) |
 Forrest TuckerRomantic Diner Customer (uncredited) | Romantic Diner Customer (uncredited) |
| YYan Shan TungGirl (uncredited) | Girl (uncredited) |
| DDarryl VaughanAthlete (uncredited) | Athlete (uncredited) |