Authors
- Buchan, John
- Buckley, William F.
- Bunker, Edward
- Burns, Rex
- Cain, James M.
- Cauffiel, Lowell
- Caunitz, William J.
- Charyn, Jerome
- Chesbro, George C.
- Chesterton, G. K.
- Childers, Erskine
- Christie, Agatha
- Coffey, Joseph
- Cole, William
- Coleman, Reed Farrel (also known as: Tony Spinosa)
- Collins, Wilkie
- Collins, Max Allan
- Condon, Richard
- Connolly, John
- Conrad, Joseph