Now Playing: 'My Dad Is a Serial Killer'

Now Playing: Daughter's Glimpse of Dad's Dark Side

Now Playing: Notorious serial killer Ted Bundy is executed at Florida State Prison: Part 11

Now Playing: Convicted kidnapper Ted Bundy escapes not just once, but twice from custody: Part 6

Now Playing: Ted Bundy moves to Utah where one woman is able to escape from his grasp: Part 4

Now Playing: Ted Bundy murders women, whose disappearances cause fear around Washington: Part 2

Now Playing: Witnesses recall a man named 'Ted' at lake where women were abducted by Bundy: Part 3

Now Playing: Florida police arrest Ted Bundy, who initially refuses to reveal his identity: Part 8

Now Playing: Ted Bundy is arrested and found guilty of kidnapping in Utah: Part 5

Now Playing: Ted Bundy is convicted and sentenced to death in Florida Chi Omega murders: Part 9

Now Playing: Days before his execution, Ted Bundy begins confessing to murders: Part 10

Now Playing: Ted Bundy kills two women at Florida sorority, severely injures others: Part 7

Now Playing: Who was Ted Bundy, the notorious serial killer who murdered dozens of women: Part 1

Now Playing: Ted Bundy's last victim: Remembering 12-year-old Kimberly Leach

Now Playing: 'I don't think I would have survived': Survivors recall night of Ted Bundy's attack

Now Playing: How serial killer Ted Bundy was able to escape from custody after he was arrested

Now Playing: Ted Bundy: Who was the notorious serial killer who murdered women across the US

Now Playing: 'Everyone really liked him': Ted Bundy's former friend, classmate on the Ted they met

Now Playing: State trooper who arrested Ted Bundy on what he found in the serial killer's car

Now Playing: What else Dennis Rader, the BTK serial killer, was hiding from his family: Part 7