Season 10

Episode Guide

Up the Rebels

S10 E1
Sep 15, 1977
An Irish terrorist uses disguise and deception in order to be able to smuggle explosives for the Troubles.

You Don't See Many Pirates These Days

S10 E2
Sep 22, 1977
When a sea freighter is hijacked, the wealthy millionaire owner calls in Five-O, but the situation is not what it seems.

The Cop On the Cover

S10 E3
Sep 29, 1977
McGarrett must solve both a mysterious kidnapping and the problem of having a nosy reporter analyzing his every move.

The Friends of Joey Kalima

S10 E4
Oct 13, 1977
McGarrett engages in a personal struggle to clear the record of an officer and close friend accused of criminal activity.

The Descent of the Torches

S10 E5
Oct 20, 1977
Five-O must find out whether the death of an archaeologist is linked to his supposed desecration of the tomb of King Kamehameha.

The Ninth Step

S10 E6
Oct 27, 1977
The return of a disgraced alcoholic policeman causes extra problems in the pursuit of a pair of armored truck robbers.

Shake Hands With the Man On the Moon

S10 E7
Nov 10, 1977
McGarrett must deal with an astronaut turned real-estate salesman in order to crack the case of a murdered reporter.

Deadly Doubles

S10 E8
Nov 17, 1977
When a Russian tennis star wants to defect, McGarrett must work to prevent an international incident.

Deep Cover

S10 E9
Dec 08, 1977
A secret submarine, the murder of a Navy officer and strange amnesia create a puzzling case for Steve McGarrett.

Tsunami

S10 E10
Dec 22, 1977
A gang of university students plan a hoax tidal wave in order to steal priceless jewelery.

East Wind, III Wind

S10 E11
Dec 29, 1977
When an Asian ex-leader dies in a seemingly accidental swimming incident, his wife is convinced that he was murdered by forces from their home country.

Tread the King's Shadow

S10 E12
Jan 05, 1978
McGarrett becomes involved in a love triangle between a young local man, a rich girl and her father who hates the Hawaiian origins of the boy.

The Big Aloha

S10 E13
Jan 12, 1978
A young doctor is suspected of having been involved in the murder of his mentor.

A Short Walk On the Longshore

S10 E14
Feb 02, 1978
In order to find out the identity of the murderer of a union leader, McGarrett goes undercover as a longshoreman.

The Silk Trap

S10 E15
Feb 09, 1978
An up-and-coming young politician is blackmailed in order to affect his leadership of a congressional investigation.

Head to Head

S10 E16
Feb 16, 1978
While pursuing a drug dealer, McGarrett also has to contend with a federal agent.

Tall On the Wave

S10 E17
Mar 02, 1978
Danno must deal with a surfer, one of his friends, who is suspected in the murder of a woman.

Angel in Blue

S10 E18
Mar 09, 1978
A female undercover cop threatens the progress of an investigation when she starts a relationship with a man connected to the case.

When Does a War End?

S10 E19
Mar 16, 1978
A Japanese businessman comes under attack from a young man whose father suffered in an Japanese wartime prison camp.

Invitation to Murder

S10 E20
Mar 23, 1978
McGarrett must deal with an apparent mass murderer when a will creates a fortune for the last family member left alive.

Frozen Assets

S10 E21
Mar 30, 1978
A cryogenics institute comes under suspicion when an investigative writer becomes involved.

My Friend, the Enemy

S10 E22
Apr 13, 1978
Five-O must deal with the kidnapping of an Arab princess. Steve McGarrett must also deal with an Italian female journalist's constant interruptions.

A Stranger in his Grave

S10 E23
Apr 27, 1978
Five-O becomes involved in a complex case of body-switching, mystery investments and suitcases full of money.

A Death in the Family

S10 E24
May 04, 1978
Five-O's world is shattered when mobsters catch Chin Ho undercover and order him to be killed.