[2][4][5] From 1968 until 1982 he was a member and president of the Standing Liturgical Commission, which developed the 1979 edition of the Book of Common Prayer.

[2] He opposed Nevada and Utah being launching sites for the MX missile.

In June 1985, Charles became dean and president of the Episcopal Divinity School in Cambridge, Massachusetts.

[6] In 1993, he relocated to San Francisco, where he helped to found and was the executive director of Oasis/California, a gay and lesbian Episcopal ministry.

[4] The Otis Charles Chair of Pastoral Theology was endowed at the Episcopal Divinity School in 1997.

[2] After his retirement in 1993, Charles publicly came out as gay, the first Christian bishop ever to take such a step.

[6] Sanchez-Paris was a retired professor and political organizer; he had four ex-wives and four children.

[6][4] The two appear in the documentary film Love Free or Die, testifying about a resolution directing the Episcopal Church to create a provisional rite for the blessing of same-gender relationships at its 2009 General Convention in Anaheim, California.

[2] He is buried alongside Sanchez-Paris at St. Mark's Cathedral, Salt Lake City, Utah.