No, not the obvious ones.
Michael Heseltine.
Also succeeded in unseating his leader through spectacular disloyalty; found afterwards his colleagues would not hold their noses and vote for him, and failed in his ambition to become PM. Deservedly.
I have voted Tory at the last three elections. I will not do so again with that man in charge. Labour needs to get its shit together, chuck Corbyn out, get someone solid (Sadiq Khan?) and press for an immediate election. I think they'd find a lot of disgusted Tory Remainers moving in to their camp.