Johnny, popularly known as Ras for his role in Citizen TV show Mother-in-Law, survived with minor injuries.
The accident happened on the evening of Friday, December 25.
The actor’s car is said to have collided head-on with a matatu.
Pictures circulating online show the shaken actor at the scene of the accident with blood on his shirt and swollen lips.
Apart from the injuries no other fatalities were reported.