Oliver Jackson Oliver Jackson has worked across theatre, film, television and radio. He made his first appearance at Regent's Park Open Air Theatre in the 1998 production of Gentlemen Prefer Blondes, directed by Ian Talbot. Plays and roles Kiss Me Kate (1997) Habardasher/Messenger Troilus and Cressida (1998) Helenus/Antenor A Midsummer Night's Dream (1998) Gentlemen Prefer Blondes (1998) 2nd Steward