colead

A joint lead; one of a group of actors who jointly take lead roles.

Meanwhile, Wanger's wish list for the film's coleads included Sir Laurence Olivier as Julius Caesar and Richard Burton as Mark Antony. (The studio preferred Cary Grant and Burt Lancaster in these roles, respectively.)

To lead jointly.

A workshop dealing with "Our Place in Judaism" was co-led by gay male and straight female rabbis.

Last year, in April 1993, I co-led a party of birdwatchers to the island[.]