Hi Dave, well I am Toaster-less ATM, but from my experience, you'll need a TBC for virtually any source. The Toaster is very fussy about its' video feed. An outboard TBC should work fine, but currrently-made external TBC's are Very Expensive. Check pro A/V dealers, used stuff, etc.
Make sure you have a color video camera, or make sure your camcorder has a basic video out, you'll need it to AutoHue the Toaster.