A televised concert special featuring Barry Manilow and special guest star Dionne Warwick.
| Release Date | May 19, 1980 | |
|---|---|---|
| Status | Released | |
| Original Title | Barry Manilow: One Voice | |
| Runtime | 50min | |
| Budget | — | |
| Revenue | — | |
| Language | — | |
| Original Language | English | |
| Production Countries | — | |
| Production Companies | ||