| Slot Machine |  The Whole Enchilada | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Time is Money | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Time to Spin - Wild | 2003 | Sammy Corp. Japan |
| Slot Machine | Token Riches | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Tokyo Rose | 2003 | Aruze Corp. Japan |
| Slot Machine | Top Event | 2003 | Unknown Korea |
| Slot Machine | Top Hat | 2003 | Subsino Co., Ltd. |
| Slot Machine | Tour of Stars | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Trailer Park Party Party Time! | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Treasure 2003 | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure 9 | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure Adventure | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Treasure Adventure Egypt | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Treasure Circus | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure Hunt | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure Island XP | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure Stars | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure Station | 2003 | Subsino Co., Ltd. |
| Slot Machine | Treasure Tales | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Treasures of the Acropolis | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Tricolor Red White & Blue | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Bucks | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Cash Keys | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Crystal Stars | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Double Hearts | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Double Stars Deluxe | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Double Wild Cherry 2-Coin | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Double Wild Cherry 3-Coin | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Gold Bars | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Hearts | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Triple Sevens Model RW3-003 | 2003 | Dragon Co., Ltd. |
| Slot Machine | Tropical Spin - Multi Free | 2003 | Konami Corp. Japan |
| Slot Machine | True Romance | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Tsunami Bingo | 2003 | Cadillac Jack Duluth, GA, USA |
| Slot Machine | Turbo Reelette | 2003 | IGT International Game Technologies Reno, NV, USA |
| Slot Machine | Tuxedo Royale | 2003 | Cadillac Jack Duluth, GA, USA |
| Slot Machine | Unlock the Treasure | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Up Your Kilt | 2003 | WMS Gaming, Inc. Chicago, IL, USA |
| Slot Machine | Victoria | 2003 | Bally Wulff |
| Slot Machine | Victorian Stars | 2003 | IGT International Game Technologies Reno, NV, USA |
