Kevin Leahy

James Farentino

Acting

Ellen Sumner

Claudette Nevins

Acting

Sgt. Taplinger

Eugene Roche

Acting

Paul Winjam

Harrison Ford

Acting

Weezie Sumner

Ann Dusenberry

Acting

Lane

Diana Scarwid

Acting

Louise Gelson

Joan Hackett

Acting

Celia

Dinah Manoff

Acting

Alex

Carol Jones

Acting

Marty

P. J. Soles

Acting

Barry

Ethelinn Block

Acting

Student

Susan Walden

Acting

Lawrence Bame

Acting

James R. Parkes

Acting

Catherine Cunneff

Acting

Biology Student (uncredited)

Stephanie Barton-Farcas

Acting