READ MORE: James Bond cast: The actors who tried and failed to become 007He starred opposite Olga Lowe, a fellow South African actress, who at first believed he was joking when he did not answer her lines.
She said of this harrowing moment: "I came on, said my first lines and he answered as normal. "Then I sat on the sofa with him.
I said my next line and he didn't answer. "His head had slumped and his eyes had gone back into his head. "I thought it was a gag.
Well, you would with Sid. He was such a rascal. "Eventually, it was clear Sid was unwell, and the curtain came down on the performance as medical help was sought after.
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