Lenny

Dustin Hoffman

Lenny Bruce

Valerie Perrine

Honey Bruce

Jan Miner

Sally Marr

Stanley Beck

Artie Silver

Frankie Man

Baltimore Comic

Rashel Novikoff

Aunt Mema

Gary Morton

Sherman Hart

Guy Rennie

Jack Goldstein

Michele Yonge

Nurse

Kathryn Witt

Girl

Monroe Myers

Hawaiin Judge

John DiSanti

John Santi

Mickey Gatlin

San Francisco Policeman

Martin Begley

San Francisco Judge

Mark Harris

Defense Attorney

Richard Friedman

San Francisco Prosecutor

Lee Sandman

2nd San Francisco Judge

Jack Nagle

Reverend Mooney

Phil Philbin

New York Plainclothesman

Bruce McLaughlin

New York Judge

Ted Sorel

New York Attorney

Clarence Thomas

New York Attorney

Mike Murphy

New York Prosecutor

Susan Malnik

Kitty (age twelve)

George DeWitt

Comic

Judy LaScala

Chorus Girl

Don Newsome

Connection

Allison Goldstein

Kitty (age one)

Winston Lee

Chinese Waiter

Bridghid Glass

Kitty (age two)

Joe Mencel

Court Reporter

Richard O'Barry

Court Clerk

Beth Challis

Club Owner

Robert Parsons

Chicago Plainclothesman

Cecil Seay

Chicago Plainclothesman

Bob Collins

New York Assistant DA

Lynette Bernay

Girl in Dressing Room (uncredited)

Bob Fosse

The Interviewer (voice) (uncredited)

Phyllis Hyman

Nightclub Patron (uncredited)

Lillian Zuckerman

Nightclub Patron (uncredited)