After Larry escapes from Dr. Mephesto's lab, he seeks out his wife, Leslie. When he meets her, he learns that she had a new life with another man and the couple have two kids together, Buck Jr. and Calvin.
Calvin wears black shoes, dark blue pants, and a maroon jacket. He also wears dark blue gloves and has red hair.
- "Prehistoric Ice Man" - Seen as Larry's ex-wife's kid with another man.