Well her name was not Casey but in one of the episodes the carecther who plays Casey dressed up as her cousin and at the end of the episode Derek and the cousin were sitting at a table making out.
it's Casey
Derek and Casey on Life with Derek are step siblings. Casey and Emily are Nora's kids, and Derek, Edwin, and Martie are George's kids.
Duhhhh. Casey and Derek are stepsiblings. Casey's mom married Derek's dad.
she is casey from life with derek
no she is not pregnant
Step Brother And Stepsister
Derek- 16 Casey- 16 Lizzie- 13 Edwin- 13 Marti- 8
Cassie
no there not together
Casey. They all live in Canada, just to inform you.
Ashley Legatt.
Casey's and Lizzie's Mom