Was Lawrence of Arabia (1962) Peter O’Toole’s first film?

No, Lawrence of Arabia (1962) was not Peter O’Toole’s first film.

O’Toole played several secondary roles in Ombre Bianche, Les Dents du Diable, The Savage Innocents, The Day They Robbed the Bank of England, and Kidnapped (all 1960).

He did not become famous until he appeared as T. E. Lawrence in Lawrence of Arabia.