James Farentino

Kevin Leahy

Acting

Claudette Nevins

Ellen Sumner

Acting

Eugene Roche

Sgt. Taplinger

Acting

Harrison Ford

Paul Winjam

Acting

Ann Dusenberry

Weezie Sumner

Acting

Diana Scarwid

Lane

Acting

Joan Hackett

Louise Gelson

Acting

Dinah Manoff

Celia

Acting

Carol Jones

Alex

Acting

P. J. Soles

Marty

Acting

Ethelinn Block

Barry

Acting

Susan Walden

Student

Acting

Lawrence Bame

Acting

James R. Parkes

Acting

Catherine Cunneff

Acting

Stephanie Barton-Farcas

Biology Student (uncredited)

Acting