Other Recurring Characters
Duke Lukela (Herman Wedemeyer)
Episodes
McGarrett Is Missing; Termination with Extreme Prejudice; Target? The Lady; Death’s Name Is Sam; The Case Against McGarrett; The Defector; Sing a Song of Suspense; Retire in Sunny Hawaii…Forever; How to Steal a Submarine; The Waterfront Steal; Honor Is an Unmarked Grave; A Touch of Guilt; Wooden Model of a Rat; Deadly Persuasion; Legacy of Terror; Loose Ends Get Hit; Anatomy of a Bribe; Turkey Shoot at Makapuu; A Killer Grows Wings; The Capsule Kidnapping; Love Thy Neighbor, Take His Wife; A Sentence to Steal
Che Fong (Harry Endo)
Episodes
Murder — Eyes Only; Target? The Lady; Retire in Sunny Hawaii…Forever; How to Steal a Submarine; Honor Is an Unmarked Grave; A Touch of Guilt; Wooden Model of a Rat; Legacy of Terror; Loose Ends Get Hit; Anatomy of a Bribe; Turkey Shoot at Makapuu; A Killer Grows Wings; The Capsule Kidnapping; Love Thy Neighbor, Take His Wife; A Sentence to Steal
Doc Bergman (Al Eben)
Episodes
Sing a Song of Suspense; How to Steal a Submarine; Honor Is an Unmarked Grave; Wooden Model of a Rat; Anatomy of a Bribe; A Killer Grows Wings; The Capsule Kidnapping
John Manicote (Glenn Cannon)
- District Attorney
Episodes
Wooden Model of a Rat; Deadly Persuasion; Loose Ends Get Hit; Anatomy of a Bribe; A Sentence to Steal
Jenny Sherman (Peggy Ryan)
Episodes
McGarrett Is Missing; Sing a Song of Suspense; Retire in Sunny Hawaii…Forever; Turkey Shoot at Makapuu
Governor (Richard Denning)
Episodes
The Case Against McGarrett; The Waterfront Steal; Deadly Persuasion; Anatomy of a Bribe
Jonathan Kaye (Bill Edwards)
Episodes
Termination with Extreme Prejudice; Death’s Name Is Sam; The Capsule Kidnapping