Sadly the Playing Card and other characters you mention are not included as default content. The dog you are looking for might be the one in the pack HERE
In terms of new content for Cartoon Animator 4, you should have the new main G3 360 characters, Martha, Phillip, Red, Roger and Ted (3 angles of each).
The Miscellaneous new characters are shown below:
The Animals included are:
And the new Free Bone characters are:
In addition, if you have installed the Resource Pack and the Bonus pack you will have the previous CTA3 G3 & G2 characters.