Robert Prescott

When the sole witness in a high-profile murder case disappears, Five-0 must head into the jungle to locate and protect her from assassins who are closing in fast.

A media frenzy erupts when an Iowa teen disappears during her school trip, and the prime suspect is the son of a powerful judge.

A lightning bolt strikes Sam (Scott Bakula) and Al (Dean Stockwell), causing them to trade places and personalities: Al (Dean Stockwell) becomes a World War II ex-POW just returned home in 1945; Sam (Scott Bakula) leaps ''home'' to the Q.L. control center in 1999.

An enraged Goldblume takes the law into his own hands when his ex-wife is sexually assaulted and refuses to testify against the suspect.