Thank you so much! This was very helpful. So basically we don't have to report the income we received because the client should be reporting that expense?

You are correct, the client received the W-2. So we do not need any forms to report the income we received from the client?

We fill out a check authorization form so that we can cash the check on their behalf so we are the middle man so we can get our portion before the client gets i...

They are treated as an employee and FICA taxes are taken out.

It's a unionized project through sag aftra, thats just how it is for the larger productions