Ulrik Cold was a Danish opera

Opera

Opera is an art form in which singers and musicians perform a dramatic work combining text and musical score, usually in a theatrical setting. Opera incorporates many of the elements of spoken theatre, such as acting, scenery, and costumes and sometimes includes dance...

tic bass

Bass (voice type)

A bass is a type of male singing voice and possesses the lowest vocal range of all voice types. According to The New Grove Dictionary of Opera, a bass is typically classified as having a range extending from around the second E below middle C to the E above middle C...

. In 1963 he made his professional opera debut at the Royal Danish Theatre

Royal Danish Theatre

The Royal Danish Theatre is both the national Danish performing arts institution and a name used to refer to its old purpose-built venue from 1874 located on Kongens Nytorv in Copenhagen. The theatre was founded in 1748, first serving as the theatre of the king, and then as the theatre of the...

 (RDT) as Seneca in Claudio Monteverdi

Claudio Monteverdi

Claudio Giovanni Antonio Monteverdi – 29 November 1643) was an Italian composer, gambist, and singer.Monteverdi's work, often regarded as revolutionary, marked the transition from the Renaissance style of music to that of the Baroque period. He developed two individual styles of composition – the...

's L'incoronazione di Poppea

L'incoronazione di Poppea

L'incoronazione di Poppea is an Italian baroque opera comprising a prologue and three acts, first performed in Venice during the 1642–43 carnival season. The music, attributed to Claudio Monteverdi, is a setting of a libretto by Giovanni Francesco Busenello...

. He was active at the RDT for the next several decades and served as the director of the RDT from 1975-1977.

He was committed to the Staatstheater Kassel

Staatstheater Kassel

The Staatstheater Kassel is a state-owned and -operated theater in Kassel, Germany.- History :A permanent theatre house already existed in Kassel during the first decade of the 17th century. It stood immediately next to the Ottoneum near the State Theatre which is now used as a Natural History...

 from 1969-1971. He has appeared as a guest artist with several major opera house

Opera house

An opera house is a theatre building used for opera performances that consists of a stage, an orchestra pit, audience seating, and backstage facilities for costumes and set building...

s internationally, including the English National Opera

English National Opera

English National Opera is an opera company based in London, resident at the London Coliseum in St. Martin's Lane. It is one of the two principal opera companies in London, along with the Royal Opera, Covent Garden...

, the San Francisco Opera

San Francisco Opera

San Francisco Opera is an American opera company, based in San Francisco, California.It was founded in 1923 by Gaetano Merola and is the second largest opera company in North America...

, and the Wexford Festival Opera

Wexford Festival Opera

The Wexford Festival Opera is an opera festival that takes place in the town of Wexford in South-Eastern Ireland during the months of October and November.-Festival origins under Tom Walsh, 1951 to 1966:...

.