| AKA | SN | Species | Age and/or birthday | Appearance | Location | Occupation |
| Phillidelphia | ||||||
| Cassandra Jenkins | ||||||
| Cassie | [SN] | Animorph | 17 (16 in 2003) | African-American, kind of short. | Philly, PA. | [Occupation] |
| Power: morphing | ||||||
| Family: parents (I can't remember their names) is dating Jake. | ||||||
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New Years Party |
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| Dr Lisa Patterson | ||||||
| [AKA] | [SN] | Alien | 28 | [Appearence] | Philadelphia, PA | [Occupation] |
| Power: Healing | ||||||
| Family: Four sisters, including twin, Lora, two brothers, parents, husband, one daughter. | ||||||
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The Hospital |
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| Marco Guerra | ||||||
| [AKA] | Ratboy | Animorph | 17 (16 in 2003) | Latino features, brown eyes, black hair. | Philadelphia, PA | [Occupation] |
| Power: morphing | ||||||
| Family: father | ||||||
| Comments: Hides his feelings for Rachel by saying that he thinks of her as a sister. | ||||||
New Years Party |
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| Tobias | ||||||
| [AKA] | BirdBoy99 | animorph | 17 (16 in 2003) | [Dirty blonde hair (though in the TV series it was brown =S) brown eyes (human) red-tailed hawk (when hawk) | When he was on earth, Philadelphia, PA. Is currently at the Andalite Homeworld. | [Occupation] |
| Power: morphing | ||||||
| Family: Oh you know, the usual. Andelites for relatives; Ax = Uncle, the late Elfangor = Father, Loren = mother | ||||||
| Comments: Has gone to the Andalite homeworld. | ||||||
New Years Party |
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