Cathcart Circle Line Layers
- Class 314 ScR
- Class 66 (requires East Coastway or Southeastern High Speed)
- Class 20 RF (requires Tees Valley Line)
- Class 31/1 BLU (requires Tees Valley Line)
- Class 37/5 (requires Tees Valley Line)
- Class 47/4 BLU (requires Northern Transpennine)
Cathcart Circle Line 2024 Layers (Requires Class 380 DLC)
- Class 314 ScR
- Class 380 ScR (requires Class 380 DLC)
- Class 385 ScR (requires Edinburgh Glasgow)
- Class 170 ScR (requires Fife Circle Line)
- Class 158 ScR (requires Scotrail Class 158 DLC)
- Class 66 EWS (requires Southeastern High Speed)
- Class 66 ONE (requires Engineering Express Pack
- Class 66 DRS (requires Engineering Express Pack
- Class 66 RHTT (requires Railhead Treatment Train DLC)
- Class 20 RF (requires Tees Valley Line and Class 20 DLC)
- Class 31/1 BLU (requires Tees Valley Line and Class 31 DLC)
- Class 33 GRN (requires West Somerset Railway and Class 33 DLC)
- Class 37/5 (requires Tees Valley line or West Cornwall Local)
- Class 40 BLU (requires Northern Trans Pennine and BR Heavy Freight Pack)
- Class 45/1 BLU (requires Northern Trans Pennine)
- Class 47/4 BLU (requires Northern Trans Pennine)
- Class 47/4 HI (requires Blackpool Branches)
- Class 52 BLU (requires Diesel Legends pack)
- Class 801 Azuma (AI only, requires East Coast Main Line)
- Class 350 LNR (AI only, requires WCML South
- Class 390 AWC (AI only, requires Class 390 add on)
Note that some Diesel railtours may need the Flying Scotsman to work