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Court of AppealDismissedCriminal Appeal (not separately numbered in judgment)

Kalii v Republic (Criminal Appeal E089 of 2023) [2025] KECA 1735 (KLR)

Court of Appeal of Kenya
24 October 2025
5,527 words in judgment
View original judgmentRead on Kenya Law Watch case
AI-assisted case brief
·~22 min to read original · ~4 min brief

The bottom line

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Kenya's Court of Appeal upheld a father's murder conviction and death sentence, confirming that late defences and unchallenged evidence cannot rescue an appeal.

What this practically means

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Executive summary

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The appellant, Charles Mutuku Kalii, appealed against his conviction for the murder of his two sons, aged 8 and 5, and the death sentence imposed by the High Court at Voi (Onyiego, J.) on 14th July 2023. The children were found dead in their house on the morning of 23rd August 2017 with their throats slit, a blood-stained kitchen knife beside them, after the appellant's wife fled following a quarrel, leaving the boys alone with him. The appellant advanced four grounds: that malice aforethought was negated by intoxication; that the circumstantial evidence was insufficient; that DNA evidence was improperly admitted contrary to Section 122A of the Penal Code; and that his alibi was ignored, together with a complaint on sentence. The Court of Appeal, in a first-appeal rehearing of the evidence, affirmed the conviction. It applied the Koske and Simon Musoke tests for circumstantial evidence and the doctrine of last seen, holding that the appellant, being the last person with the children and offering no explanation, bore a duty to account for their deaths; his bloodstained trousers DNA-matched a deceased child. Intoxication failed because his own testimony showed clarity of mind and no such defence was raised at trial. The DNA complaint failed as no objection was taken and the chemist was not cross-examined. The alibi was a late afterthought displaced by overwhelming evidence. The death sentence, discretionary after Muruatetu, was upheld given the brutal killing of vulnerable children by their father. The appeal was dismissed in its entirety on 24th October 2025.

Questions the Court framed

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The issues the Court set itself to decide, in its own words.

  1. 1.Whether the ingredients of the offence of murder, including malice aforethought, were established to the required standard
  2. 2.Whether malice aforethought was negated on account of the appellant's intoxication
  3. 3.Whether the DNA evidence was properly admitted
  4. 4.Whether the appellant's alibi defence was adequately considered
  5. 5.Whether there is a basis for the Court to interfere with the death sentence

Key legal issues

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01

Ingredients of murder

Holding

Death, unlawful act by the appellant and malice aforethought were all proved beyond reasonable doubt.

Reasoning

Death and its cause (deep cut-throat wounds from a sharp object) were undisputed and confirmed by the pathologist. The appellant was the last person with the children; the bodies were found in his house with a blood-stained knife and trousers whose blood DNA-matched a deceased child; no explanation was offered. Malice was inferable from the nature of the wounds and weapon.

p. 6
02

Intoxication as negating malice aforethought

Holding

Intoxication did not negate the specific intent; the appellant's own account showed clarity of mind and no plea of intoxication-induced incapacity was raised at trial.

Reasoning

Section 13(4) of the Penal Code requires courts to consider intoxication in determining whether specific intent was formed, per Said Karisa Kimunzu. Here the appellant claimed only to have taken two bottles of beer, recalled events clearly, never suggested he did not know what he was doing, and did not raise the defence at trial, so the trial court could not be faulted.

p. 9
03

Admissibility of DNA evidence

Holding

The complaint about DNA sampling under Section 122A fails because no objection was raised and PW7 was not cross-examined.

Reasoning

Timely objection would have allowed the trial court to examine compliance with Section 122A and voluntariness of consent. Counsel's election not to cross-examine the chemist foreclosed the challenge; the point cannot be raised for the first time on appeal.

p. 9
04

Alibi defence

Holding

The alibi (having gone to the shamba) was raised too late, was contradicted by the appellant's own statement that he was home all night and morning, and was displaced by overwhelming prosecution evidence.

Reasoning

An alibi should be disclosed early to permit investigation. By his own testimony the appellant was in the house with the children during the material night and morning, so the alibi was an afterthought and the prosecution's circumstantial case displaced it.

p. 9
05

Sentence

Holding

The death sentence was a proper exercise of discretion and the Court declined to interfere.

Reasoning

Following Muruatetu, the death penalty for murder is no longer mandatory but remains a lawful discretionary sentence. The aggravating circumstances - the beastly killing of two vulnerable children aged 8 and 5 by their own father - justified the death sentence imposed.

p. 10

Legal principles established

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  • On a first appeal, the Court of Appeal must reconsider and analyse all the evidence on record and make its own findings while bearing in mind that it did not see or hear the witnesses.
  • A conviction may rest on circumstantial evidence only where the inculpatory facts are incompatible with the innocence of the accused and incapable of explanation on any other reasonable hypothesis than guilt.
  • Under the doctrine of last seen, where the deceased was last seen with the accused, the accused has a duty to give an explanation for the death, failing which the court may infer guilt.
  • Evidence of DNA sampling not objected to or tested by cross-examination at trial cannot be attacked for the first time on appeal.

Court orders

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  1. 1.The appeal is dismissed
  2. 2.The conviction for murder and the sentence of death imposed by the High Court at Voi are upheld

The bench

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One judgment of the whole court — no separate or dissenting opinions.

majority
majority
majority
On appeal from
High Court of Kenya at Voi
Jurisdiction invoked
First appeal to the Court of Appeal against conviction and sentence for murder under the Penal Code ( appellate criminal jurisdiction; no specific constitutional provision cited)

Relief refused

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Quashing of the murder conviction

Circumstantial evidence, the doctrine of last seen, DNA profiling and the absence of any explanation from the appellant irresistibly pointed to his guilt; malice aforethought was proved.

p. 8

Setting aside of the death sentence

The trial Judge correctly exercised sentencing discretion given the brutal manner of the killings.

p. 10

Exclusion of DNA evidence for non-compliance with Section 122A of the Penal Code

No objection was raised at trial and PW7 was not cross-examined.

p. 9

Acquittal on the ground of intoxication

The appellant's own testimony showed clarity of mind; no suggestion of intoxication depriving him of capacity to form intent.

p. 9

Costs

No costs order was made in the judgment (criminal appeal; costs not addressed).

Quotable passages

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Verbatim from the judgment, each located to the page it appears on in the official PDF — so these can be cited and checked directly.

In conclusion, we find that the appeal fails and is accordingly dismissed.
p. 10Final orders - dismissal of appeal
the learned Judge, in our view, correctly exercised his discretion in sentencing the appellant to death, having regard to the circumstances already stated and the beastly manner in which the children were killed by their own father. We can see no basis for interfering with the sentence.
p. 10Sentence upheld
the inculpatory facts must be incompatible with the innocence of the accused; and the facts must be capable of no other conclusion or explanation except the guilt of the accused
p. 6Circumstantial evidence test
In the absence of any explanation, the court is justified in drawing an inference that the accused killed the deceased
p. 8Doctrine of last seen
It is indeed instructive that counsel for the appellant opted not to cross examine PW7. Accordingly, there is no merit in this complaint.
p. 9DNA evidence / failure to object at trial

Issues in the judgment

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minor

The judgment refers to the scene of crime officer as 'Chief Inspector David Kili (PW4)' in paragraph 6 but as 'Chief Inspector David Kalii (PW4)' in paragraphs 30 and 31 - an inconsistency in the witness's name.

minor

The judgment twice misstates the date of the appellant's unsworn testimony as 'on 22nd August 2027' where the events occurred in 2017.

minor

The judgment states the appellant gave his wife Kshs.200 in the prosecution narrative but records the appellant's testimony as Kshs.300; the court itself noted the discrepancy.

minor

Sub-para (d) of the quotation of Section 206 of the Penal Code is left blank/incomplete in the judgment text.

minor

No neutral citation or specific appeal number appears in the judgment as supplied.

Key timeline

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Practical implications

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Frequently asked questions

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Cite this brief

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Cite this brief

Caselaw, "Kalii v Republic (Criminal Appeal E089 of 2023) [2025] KECA 1735 (KLR)", Case Analysis (2025). Criminal Appeal (not separately numbered in judgment). Source: https://new.kenyalaw.org/akn/ke/judgment/keca/2025/1735/eng@2025-10-24

Suggested citation format for research notes or client memos. Always verify the original judgment before relying on any point.