Theatre includes: Dad and Lord Toughman in Eugenius! (The Other Palace); Frid and Liebesliede in A Little Night Musi, Tuxedo Junction, The Devil And The Deep Blue Sea, Greylag and Turkey in Honk! (Watermill Theatre); Carousel (London Coliseum/English National Opera); Herr Zeller in The Sound Of Music, The Songbook Of Judy Garland, Archibald Craven in The Secret Garden In Concert, Chess, Aspects Of Love, featured vocalist for Spirit Of The Dance (UK tours); Robert Steele and Mr Oscar in Dessa Rose (Trafalgar Studios); Carousel (Barbican Theatre/Opera North); Masterclass (Vaudeville Theatre); Father in Ragtime, Eddie Yeager in Do I Hear A Waltz? (Landor Theatre); Sheldrake in Sunset Boulevard (Harold Pinter Theatre); Hair! (Octagon Theatre, Yeovil); Fanny The Musical (Lost Musicals/Sadler’s Wells); seasons at Thursford Christmas Spectacular.
Alexander was a principal vocalist with the resident company on board the Queen Mary 2 for its maiden and inaugural voyages.
Opera includes: tenor roles in L’Elisir D'Amore, Lucia di Lammermoor, The Merry Widow, The Magic Flute, Don Carlos, The Barber Of Seville (Pavilion Opera); Mozart's Impressario, Cavalleria Rusticana, Don Giovanni, The Marriage of Figaro (Zeist Festival, Amsterdam); Carmen (O2, Raymond Gubbay); Opera On The Run (UK, Europe & Asia).
Film and television includes, The Sound Of Music Live; The Young Victoria; The Oxford Murders; The Paul O’Grady Show; Popstar To Operastar; Any Dream Will Do.