Gary Sinise as Jim McConnell

Tim Robbins as Woody Blake

Don Cheadle as Luke Graham

Connie Nielsen as Terri Fisher

Jerry O'Connell as Phil Ohlmyer

Peter Outerbridge as Sergei Kirov

Kavan Smith as Nicholas Willis

Jill Teed as Reene Cote

Elise Neal as Debra Graham

Kim Delaney as Maggie McConnell

Marilyn Norry as NASA Wife

Freda Perry as NASA Wife

Lynda Boyd as NASA Wife

Patricia Harras as NASA Wife

Robert Bailey Jr. as Bobby Graham

Britt McKillip as Child at Party

Chaynade Knowles as Child at Party

Jeffrey Ballard as Child at Party

Anson Woods as Child at Party

Jillian Marie as Child at Party

Jody Thompson as Pretty Girl 1

Lucia Walters as Pretty Girl 2

Pamela Diaz as Pretty Girl 3

Sugith Varughese as 2nd Capcom

Story Musgrave as 3rd Capcom

Mina E. Mina as Ambassador

Carlo Rota as Ambassador

Dmitry Chepovetsky as Technician

Tracy Waterhouse as Sobbing Technician

McCanna Anthony Sinise as Young Jim McConnell

Chantal Conlin as Young Maggie

Jukka Joensuu as Priest

Bill Timoney as Computer (voice)

Riley Cantner as Child at Party (uncredited)

Samantha Cantner as Child at Party (uncredited)

Daniel Lederman as Taylor Jones (uncredited)

Armin Mueller-Stahl as Ray Beck (uncredited)