co-star

British  

noun

1. an actor who shares star billing with another

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verb

1. to share star billing (with another actor)

2. (tr) to present as sharing top billing

   the film co-starred Mae West and W. C. Fields

Example Sentences

LaNasa’s candid confession about how her life changed thanks to her role in “The Pitt” comes just days after her co-star, Wyle, made a similar admission about the show.

From MarketWatch

Show creator and co-star Eugene Levy told People magazine that he has had the "honor of knowing and working with the great Catherine O'Hara for over fifty years".

From BBC

News of O’Hara’s death quickly sparked tributes from her co-stars and peers, including her “Home Alone” son Macaulay Culkin and longtime collaborator Eugene Levy.

From Los Angeles Times

He tells me he has had bad experiences coming to the U.S. to read with potential co-stars before, but Palmer immediately put him at ease.

From Los Angeles Times

Macaulay Culkin is paying tribute to his “Home Alone” co-star Catherine O’Hara following her death at age 71.

From Los Angeles Times