Riven

Michael Callan

as Dr. Alec Considine

Cliff Robertson

as Dr. John Paul Otis

James MacArthur

as Dr. Lew Worship

Suzy Parker

as Lisa Cardigan

Nick Adams

as Dr. Sid Lackland

Haya Harareet

as Dr. Madolyn Bruckner

Anne Helm

as Mildred

Stefanie Powers

as Gloria Mead

Buddy Ebsen

as Dr. Sidney Wohl

Telly Savalas

as Dr. Dominic Riccio

Connie Gilchrist

as Connie Dean

Katharine Bard

as Vicky Flynn

Kaye Stevens

as Didi Loomis

Angela Clarke

as Mrs. Auer

Gregory Morton

as Dr. Hugo Granchard

Mary Grace Canfield

as Pharmacy Nurse

Harry Holcombe

as Dr. Hempner

Jesslyn Fax

as Mrs. Hitchcock

Brian G. Hutton

as Dr. Joe Parelli

Bill Gunn

as Rosco

William Douglas

as Dr. Apschult

Hope Sansberry

as Grey Lady

Don Marshall

as Intern

Baruch Lumet

as Byrd

Jud Taylor

as Dr. Van Wyck

Juli Reding

as Party Girl (uncredited)

David Swift

Director

Russell Metty

Director of Photography

Al Clark

Editor

Leith Stevens

Original Music Composer

Walter Newman

Writer

Jerome Thoms

Editor

David Swift

Writer

Robert Cohn

Producer