Heidi is a fictional character portrayed by Danielle Savre in the TV series Malcolm in the Middle.
In the first episode they appeared in, titled Lois Strikes Back (season 7), they were 17 years old.
They appear in 1 episodes out of a total of 151 aired
Heidi is also portrayed by Alanna Masterson.
Episodes1
Lois Strikes Back
episode S7.E16 march 2006After Reese is severely humiliated by four girls at school, Lois exacts revenge on them; and Hal builds a pitching machine while hiding out from Lois in the garage.