What's Up, Doc?

Barbra Streisand Judy Maxwell Ryan O'Neal Howard Bannister Madeline Kahn Eunice Burns Kenneth Mars Hugh Simon Austin Pendleton Frederick Larrabee Michael Murphy Mr. Smith Philip Roth Mr. Jones Sorrell Booke Harry Stefan Gierasch Fritz Mabel Albertson Mrs. Van Hoskins Liam Dunn Judge Maxwell John Hillerman Hotel Manager George Morfogen Headwaiter Graham Jarvis Bailiff Randy Quaid Professor Hosquith M. Emmet Walsh Arresting Officer Kevin O'Neal Delivery Boy Eleanor Zee Banquet Receptionist Paul Condylis Room Service Waiter Fred Scheiwiller Jewel Thief Carl Saxe Jewel Thief Jack Perkins Jewel Thief Paul B. Kipilman Druggist Gil Perkins Jones' Driver Christa Lang Mrs. Hosquith Stan Ross Musicologist Peter Eastman Musicologist Eric Brotherson Larrabee's Butler Elaine Partnow Party Guest George Burrafato Eunice's Cab Driver Jerry Summers Smith's Cab Driver Mark Thompson Airport Cab Driver Don Bexley Skycap Leonard Lookabaugh Painter on Roof Candace Brownell Ticket Seller Sean Morgan Banquet Official Patricia O'Neal Lady on Plane Joe Alfasa Waiter in Hall Chuck Holison Pizza Cook Cosmo Sardo Hotel Waiter (uncredited) Sylvester Stallone Hotel Guest (uncredited) Tom Anfinsen Musicologist (uncredited)