Mabel seems to be working ironing dresses in a dress shop when something catches her attention in a newspaper. Apparently, it is an ad on becoming a detective. Mabel goes rushing off to a Detective school run by Fred Ward.
| Actor | Role |
|---|---|
 Mabel NormandKatchem Kate | Katchem Kate |
 Fred MaceDetective Agency Head | Detective Agency Head |
 Jack PickfordMoney Thief at School | Money Thief at School |