[5] In February 2022, the Cliffs played host to He Built This City concert, a tribute to the murdered MP for Southend West Sir David Amess.

[12] From July 1991 to December 1992, the building was closed to be re-developed and enlarged, with funding from Southend Borough Council and was designed by Tim Foster Architects.

[15] The theatre re-opened with the pantomime The Pied Piper of Hamelin starring Wayne Sleep, Peggy Mount and Richard Marner.

[1][13] It was announced in August 2024 that work was due to start later that month, with Auburn Group awarded the contract after a recommissioning of the tender process.

[30] The Cliffs has been the venue for a mixture of music, variety and theatrical shows, hosting some of the biggest names in entertainment since it opened in 1964.

[31] Here is a selection of notable performances: The Cliffs hosts an annual pantomime with a big name celebrity cast, including Nick Berry and Melvyn Hayes in 1988,[42] Timmy Mallett, John Virgo and Anne Nolan in 1993,[43] and Melinda Messenger, Jonathon Morris, Patrick Mower and Little and Large in 1997.

[45] Pantomimes since 2000 have included: On 13 February 2022, the Cliffs was the venue for the He Built This City, a concert held in honour of murdered Southend West MP Sir David Amess and part of week of celebrations held in Southend-on-Sea which culminated in Charles, Prince of Wales, officially granting the borough city status.

[67][68] The concert included performers such as Digby Fairweather, Lee Mead, the Music Man Project and Leanne Jarvis.

[83] The venue hosts a regular variety of exhibitions, from the Southend Art Club,[84] career fairs [85] to awards evenings.