|Episode||The One With Ross And Monica's Cousin|
|Number of episodes||1|
|Portrayed by||Denise Richards|
|Relatives|| Ross Geller (cousin) |
Monica Geller (cousin)
Aunt Marilyn (possible mother)
Cassie Geller is Monica and Ross' cousin. A very beautiful woman, she causes both Chandler and bisexual Phoebe to develop a crush on her-and despite being her cousin, even Ross is sexually attracted to her, which she discovers much to her own disgust due to some highly thoughtless behavior on his part. She is played by Denise Richards.