Famous for his roles in the South African films Mama Jack (as Shorty Dladla) and Sweet 'n Short (as Alfred Short), Ntombela played many roles that catered to his shorter-than-average adult height.
His early film credits include roles in Alec to the Rescue and Oh Shucks! Here Comes U.N.T.A.G!
He portrayed Alf in the 2004 comedy feature Oh Shucks I'm Gatvol!
A native of South Africa, he grew up speaking Zulu and later became fluent in Afrikaans and English.
He and Leon Schuster appeared together in numerous films.