Special Guest Stars Robert Urich as Dan Tanna Vic Morrow as Mark Haines Dick Sargent as Marty Cole Guest Stars Herb Edelman as Joey January Dean Martin as Frank Howell Michael Conrad as Ed Slocum Lee Travis as Joan Wells Co Starring James Hong as Prof. Perkins Ronnie Rondell Jr. as Case Patti Pivaar as Daphne Sid Conrad as Dr. Hinton Eddie Lo Russo as Gus Lionel Decker as Jarvis Rita Alexander as Mary Phillips Gary Brockette as Dean Williams Credit Only Scatman Crothers as Jip Baker
