Main Characters
![John Nolan](https://static.tvmaze.com/uploads/images/medium_portrait/164/412481.jpg)
John Nolan
108 main appearances![Tim Bradford](https://static.tvmaze.com/uploads/images/medium_portrait/164/412475.jpg)
Tim Bradford
108 main appearances![Lucy Chen](https://static.tvmaze.com/uploads/images/medium_portrait/164/412477.jpg)
Lucy Chen
108 main appearances![Sergeant Wade Grey](https://static.tvmaze.com/uploads/images/medium_portrait/164/412474.jpg)
Sergeant Wade Grey
107 main appearances![Angela Lopez](https://static.tvmaze.com/uploads/images/medium_portrait/164/412480.jpg)
Angela Lopez
107 main appearances![Nyla Harper](https://static.tvmaze.com/uploads/images/medium_portrait/214/536639.jpg)
Nyla Harper
85 main appearances![Wesley Evers](https://static.tvmaze.com/uploads/images/medium_portrait/218/546553.jpg)
Wesley Evers
60 main appearances![Jackson West](https://static.tvmaze.com/uploads/images/medium_portrait/164/412479.jpg)
Jackson West
54 main appearances![Bailey Nune](https://static.tvmaze.com/uploads/images/medium_portrait/512/1281409.jpg)
Bailey Nune
36 main appearances![Aaron Thorsen](https://static.tvmaze.com/uploads/images/medium_portrait/362/907348.jpg)
Aaron Thorsen
32 main appearances![Officer Celina Juarez](https://static.tvmaze.com/uploads/images/medium_portrait/425/1064498.jpg)
Officer Celina Juarez
10 main appearances![Talia Bishop](https://static.tvmaze.com/uploads/images/medium_portrait/164/412478.jpg)
Talia Bishop
20 main appearances![Captain Zoe Andersen](https://static.tvmaze.com/uploads/images/medium_portrait/164/412476.jpg)