| Actor | William Devane (as Tom Wetherly), Rossie Harris (as Brad Wetherly (as Ross Harris)), Lukas Haas (as Scottie Wetherly), Philip Anglim (as Hollis), Leon Ames (as Henry Abhart), Kevin Costner (as Phil Pitkin), Mako (as Mike), Mico Olmos (as Larry), Gerry Murillo (as Hiroshi), J. Brennan Smith (as Billdocker) |
| Actress | Jane Alexander (as Carol Wetherly), Roxana Zal (as Mary Liz Wetherly), Lilia Skala (as Fania), Lurene Tuttle (as Rosemary Abhart), Rebecca De Mornay (as Cathy Pitkin) |
| Director | Lynne Littman |
| Distributor | Paramount Pictures |
| In Association With | American Playhouse |
| Production Company | Entertainment Events |
| Writer (Novel) | Carol Amen |
| Writer (Screenplay) | John Sacret Young |
| Links | https://www.imdb.com/title/tt0086429/ |
Releases 1
| Title | Format | Region | |
|---|---|---|---|
 | Testament | DVD | 1 |